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  1. Employees

Språkvelger

Norsk

Arnt Erik Tjønna

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Arnt Erik Tjønna

Senior engineer/Researcher
Department of Circulation and Medical Imaging

arnt.e.tjonna@ntnu.no
+4741927885 +4772828358 AHL-senteret, Øya, Prinsesse Kristinas gate 3
NeXt Move Core Facility CERG Researchgroup
About Publications Outreach

About

My main research area is cardiovascular physiology and physical activity in the prevention and rehabilitation of individuals at risk (metabolic disease / diabetes / obesity) for cardiovascular disease. I has been involved in scientific research since 2002.

Competencies

  • Cardiovascular Physiology
  • Childhood obesity
  • Exercise
  • Overweight
  • Physical Fitness
  • Physical activity
  • Physiology
  • Prevention
  • Testing

Publications

  • Chronological
  • By category
  • See all publications in Cristin

2025

  • Næss, Lisen Brønmo; Tjønna, Arnt Erik; Fremo, Thomas; Johansen, Victoria; Dalen, Håvard; Lien, Roger. (2025) Primary Metabolic Acidosis Induced by Four Days of Simulated Combat Training: Impact of strenuous physical exercise, sleep deprivation and food restriction. Applied Physiology, Nutrition and Metabolism
    Academic article

2024

  • Letnes, Jon Magne; Nes, Bjarne Martens; Sandbakk, Øyvind Bucher; Tjønna, Arnt Erik; Fremo, Thomas; Moldjord, Christian. (2024) Comparison of resting heart rate and left ventricular ejection fraction in elite endurance athletes and the general population. European Journal of Preventive Cardiology (EJPC)
    Academic article

2022

  • Ness, Henning Ofstad; Ljones, Kristine; Gjelsvik, Randi Hansgård; Tjønna, Arnt Erik; Malmo, Vegard; Nilsen, Hans-Olav. (2022) Acute effects of high intensity training on cardiac function: a pilot study comparing subjects with type 2 diabetes to healthy controls. Scientific Reports
    Academic article

2021

  • Taylor, Madison; Almquist, Nicki Winfield; Rønnestad, Bent; Tjønna, Arnt Erik; Kristoffersen, Morten; Spencer, Matthew. (2021) The inclusion of sprints in low-intensity sessions during the transition period of elite cyclists improves endurance performance 6 weeks into the subsequent preparatory period. International Journal of Sports Physiology and Performance (IJSPP)
    Academic article
  • von Korn, Pia; Keating, Shelley E.; Mueller, Stephan; Haller, Bernhard; Kränkel, Nicolle; Dinges, Sophia. (2021) The Effect of Exercise Intensity and Volume on Metabolic Phenotype in Patients with Metabolic Syndrome: A Randomized Controlled Trial. Metabolic Syndrome and Related Disorders
    Academic article
  • Aandahl, Mats Holst; Noordhof, Dionne; Tjønna, Arnt Erik; Sandbakk, Øyvind. (2021) Effect of Carbohydrate Content in a Pre-event Meal on Endurance Performance-determining Factors: A Randomized Controlled Crossover-Trial. Frontiers in Sports and Active Living
    Academic article
  • Gjellesvik, Tor Ivar; Becker, Frank; Tjønna, Arnt Erik; Indredavik, Bent; Lundgaard, Eivind; Solbakken, Hedvig Rystad. (2021) Effects of High-Intensity Interval Training After Stroke (The HIIT Stroke Study) on Physical and Cognitive Function: A Multicenter Randomized Controlled Trial. Archives of Physical Medicine and Rehabilitation
    Academic article

2020

  • Rodrigues, Jhennyfer; Ferrari, Gustavo Duarte; Trapé, Átila Alexandre; de Moraes, Vitor Nolasco; Gonçalves, Thiago Correa Porto; Tavares, Simone Sakagute. (2020) β2 adrenergic interaction and cardiac autonomic function: effects of aerobic training in overweight/obese individuals. European Journal of Applied Physiology
    Academic article

2019

  • Undebakke, Vidar; Berg, Jonathan; Tjønna, Arnt Erik; Sandbakk, Øyvind. (2019) Comparison of Physiological and Perceptual Responses to Upper-, Lower-, and Whole-Body Exercise in Elite Cross-Country Skiers. Journal of Strength and Conditioning Research
    Academic article
  • Berg, Jonathan; Undebakke, Vidar; Rasch-Halvorsen, Øystein; Aakerøy, Lars; Sandbakk, Øyvind; Tjønna, Arnt Erik. (2019) Comparison of mitochondrial respiration in M. triceps brachii and M. vastus lateralis between elite cross-country skiers and physically active controls. Frontiers in Physiology
    Academic article

2018

  • Ingul, Charlotte Ingeborg Björk; Dias, Katrin A.; Tjønna, Arnt Erik; Follestad, Turid; Hosseini, Mansoureh Sadat; Timilsina, Anita Sharma. (2018) Effect of High Intensity Interval Training on Cardiac Function in Children with Obesity: A Randomised Controlled Trial. Progress in cardiovascular diseases
    Academic article
  • Tjønna, Arnt Erik; Ramos, Joyce S.; Pressler, Axel; Halle, Martin; Jungbluth, Klaus; Ermacora, Erika. (2018) EX-MET study: Exercise in prevention on of metabolic syndrome - A randomized multicenter trial: Rational and design. BMC Public Health
    Academic article

2017

  • Dias, Katrin A.; Ingul, Charlotte Bjørk; Tjønna, Arnt Erik; Keating, Shelley E.; Gomersall, Sjaan R.; Follestad, Turid. (2017) Effect of high-intensity interval training on fitness, fat mass and cardiometabolic biomarkers in children with obesity: a randomised controlled trial. Sports Medicine
    Academic article
  • Karlsen, Trine; Nes, Bjarne; Tjønna, Arnt Erik; Engstrøm, Morten; Støylen, Asbjørn; Steinshamn, Sigurd Loe. (2017) High-intensity interval training improves obstructive sleep apnoea. BMJ Open sport & exercise medicine
    Academic article
  • Hosseini, Mansoureh Sadat; Dias, Katrin A.; Masterson, Concetta E; Wallen, Matthew P; Tjønna, Arnt Erik; Davies, Peter SW. (2017) Assessment of the Five-Minute Oxygen Uptake Efficiency Slope in Children With Obesity. Pediatric Exercise Science
    Academic article
  • Gjellesvik, Tor Ivar; Brurok, Berit; Tjønna, Arnt Erik; Tørhaug, Tom; Askim, Torunn. (2017) Oxygen uptake during functional activities after stroke - Reliability and validity of a portable ergospirometry system. PLOS ONE
    Academic article

2016

  • Dias, Katrin A.; Coombes, Jeff S; Green, DJ; Gomersall, SR; Keating, SE; Tjønna, Arnt Erik. (2016) Effects of exercise intensity and nutrition advice on myocardial function in obese children and adolescents: a multicentre randomised controlled trial study protocol. BMJ Open
    Academic article
  • Malmo, Vegard; Nes, Bjarne; Amundsen, Brage H.; Tjønna, Arnt Erik; Støylen, Asbjørn; Rossvoll, Ole. (2016) Aerobic interval training reduces the burden of Atrial fibrillation in the short term: A randomized trial. Circulation
    Academic article

2015

  • Østerås, Håvard; Selven, Trond; Nauman, Javaid; Tjønna, Arnt Erik. (2015) Incidence of soccer injuries among 15- to 19-year-old boys in Norwegian national team. The Journal of Athletic Enhancement
    Academic article
  • Lundgren, Kari Margrethe; Karlsen, Trine; Sandbakk, Øyvind; James, Philip E; Tjønna, Arnt Erik. (2015) Sport-Specific Physiological Adaptations in Highly Trained Endurance Athletes. Medicine & Science in Sports & Exercise
    Academic article
  • Sandbakk, Silvana Bucher; Sandbakk, Øyvind; Peacock, Oliver; James, Philip; Welde, Boye; Stokes, Keith. (2015) Effects of acute supplementation of L-arginine and nitrate on endurance and sprint performance in elite athletes. Nitric oxide
    Academic article
  • Ramos, Joyce S; Dalleck, Lance C; Tjønna, Arnt Erik; Beetham, Kassia S; Coombes, Jeff S. (2015) The Impact of high-intensity interval training versus moderate-intensity continuous training on vascular function: a systematic review and meta-analysis. Sports Medicine
    Academic literature review

2014

  • Tjønna, Arnt Erik. (2014) CERG trening. Brisbane Times
    Interview Journal
  • Hollekim-Strand, Siri Marte; Bjørgaas, Marit Ragnhild Rokne; Albrektsen, Grethe; Tjønna, Arnt Erik; Wisløff, Ulrik; Ingul, Charlotte Bjørk. (2014) High-intensity interval exercise effectively improves cardiac function in patients with type 2 diabetes mellitus and diastolic dysfunction: A randomized controlled trial. Journal of the American College of Cardiology
    Letter to the editor
  • Hatle, Håvard; Støbakk, Per Kristian; Hansen, Harald Edvard Mølmen; Brønstad, Eivind; Tjønna, Arnt Erik; Steinshamn, Sigurd Loe. (2014) Effect of 24 sessions of high-intensity aerobic interval training carried out at either high or moderate frequency, a randomized trial. PLOS ONE
    Academic article
  • Larsen, Ida; Welde, Boye; Martins, Catia; Tjønna, Arnt Erik. (2014) High- and moderate-intensity aerobic exercise and excess post-exercise oxygen consumption in men with metabolic syndrome. Scandinavian Journal of Medicine & Science in Sports
    Academic article

2013

  • Brønstad, Eivind; Tjønna, Arnt Erik; Rognmo, Øivind; Dalen, Håvard; Heggli, Alf Magne; Wisløff, Ulrik. (2013) Aerobic exercise training improves right- and left ventricular systolic function in patients with COPD. COPD: Journal of Chronic Obstructive Pulmonary Disease
    Academic article
  • Tjønna, Arnt Erik; Leinan, Ingeborg; Jenssen, Bjørn Munro; Gibala, Martin; Winett, Richard A.; Wisløff, Ulrik. (2013) Low- and High-Volume of Intensive Endurance Training Significantly Improves Maximal Oxygen Uptake after 10-Weeks of Training in Healthy Men. PLOS ONE
    Academic article
  • Sandbakk, Silvana Bucher; Sandbakk, Øyvind; Peacock, Oliver; James, Philip; Wisløff, Ulrik; Tjønna, Arnt Erik. (2013) Effects of Combined Supplementation of Dietary Nitrate and L-arginine on Physiological Responses, Sprint and Endurance.
    Academic chapter/article/Conference paper
  • Raschke, Silja; Elsen, Manuela; Gassenhuber, Hans; Sommerfeld, Mark; Schwahn, Uwe; Brockmann, Barbara. (2013) Evidence against a Beneficial Effect of Irisin in Humans. PLOS ONE
    Academic article
  • Hollekim, Siri Marte; Bjørgaas, Marit Ragnhild Rokne; Tjønna, Arnt Erik; Wisloff, U; Ingul, Charlotte Bjørk. (2013) The effect of exercise on cardiac function in patients with type 2 diabetes and diastolic dysfunction. European Heart Journal
    Abstract
  • Tjønna, Arnt Erik. (2013) Har du noen nyttårsforsetter?.
    Website (informational material)
  • Tjønna, Arnt Erik. (2013) Små grep som sikrer god form.
    Website (informational material)
  • Tjønna, Arnt Erik. (2013) En birkebeiners opplevelser - stafettbirken.
    Website (informational material)
  • Tjønna, Arnt Erik; Henningsen, Maria. (2013) Overvekt blant barn flater ut - eller?.
    Website (informational material)
  • Tjønna, Arnt Erik; Henningsen, Maria. (2013) Even Shorter Bouts of High-Intensity Exercise Improve Physical Fitness in Inactive Men.
    Website (informational material)

2012

  • Gjelstad, Ingrid Merethe Fange; Haugen, Fred; Gulseth, Hanne Løvdal; Norheim, Frode; Jans, Annike; Bakke, Siril Skaret. (2012) Expression of perilipins in human skeletal muscle in vitro and in vivo in relation to diet, exercise and energy balance. Archives of Physiology and Biochemistry
    Academic article
  • Tjønna, Arnt Erik. (2012) Forum for Klinisk Fysiologi, Sirkulasjon, Gassutveksling og Ventilasjon.
    Website (informational material)
  • Brønstad, Eivind; Rognmo, Øivind; Tjønna, Arnt Erik; Dedichen, Hans Henrik; Kirkeby-Garstad, Idar; Håberg, Asta. (2012) High-intensity knee extensor training restores skeletal muscle function in CORD patients. European Respiratory Journal
    Academic article
  • Hansen, Harald Edvard Mølmen; Stølen, Tomas; Tjønna, Arnt Erik; Aamot, Inger Lise; Schjerve, Inga Ekeberg; Tyldum, Gjertrud Aunet. (2012) Aerobic interval training reduces blood pressure and improves myocardial function in hypertensive patients. European Journal of Cardiovascular Prevention & Rehabilitation
    Academic article
  • Peacock, Oliver; Tjønna, Arnt Erik; James, Philip; Wisløff, Ulrik; Welde, Boye; Böhlke, Nikolai. (2012) Dietary Nitrate Does Not Enhance Running Performance in Elite Cross-Country Skiers. Medicine & Science in Sports & Exercise
    Academic article
  • Tjønna, Arnt Erik; Leinan, Ingeborg; Bartnes, Anette Thoresen; Jenssen, Bjørn Munro; Winett, Richard A.; Gibala, Martin. (2012) Training Using Single Versus Multiple Intermittent Bouts Of High-intensity Exercise Training Are Equally Effective For Increasing Maximal Oxygen Uptake. Medicine & Science in Sports & Exercise
    Abstract

2011

  • Selven, T; Østerås, H; Andersen, Thor Einar; Tjønna, AE; Torstensen, TA. (2011) Forekomst av fotballrelaterte skader hos gutter i alderen 15-19 år. Norsk idrettsmedisin
    Abstract
  • Tjønna, Arnt Erik; Ellingsen, Hanna Sofie Videm. (2011) 4×4 eller 1×4 intervaller?.
    Website (informational material)
  • Tjønna, Arnt Erik; Leinan, Ingeborg; Bartnes, Anette Thoresen; Jenssen, Bjørn Munro; Winett, R; Wisløff, Ulrik. (2011) THE EFFECTS OF A 4-MINUTE INTERVAL TRAINING PROTOCOL ON CARDIORESPIRATORY AND METABOLIC RISK FACTORS. Annals of Behavioral Medicine
    Abstract
  • Tjønna, Arnt Erik; Rognmo, Øivind; Bye, Anja; Stølen, Tomas; Wisløff, Ulrik. (2011) Time course of endothelial adaptation after acute and chronic exercise in patients with metabolic syndrome. Journal of Strength and Conditioning Research
    Academic article

2010

  • Ingul, Charlotte Bjørk; Tjønna, Arnt Erik; Stølen, Tomas; Støylen, Asbjørn; Wisløff, Ulrik. (2010) Impaired cardiac function among obese adolescents: effect of aerobic interval training. Archives of Pediatrics & Adolescent Medicine
    Academic article
  • Tjønna, Arnt Erik; Nilsen, Tom Ivar Lund; Slørdahl, Stig Arild; Vatten, Lars Johan; Wisløff, Ulrik. (2010) The association of metabolic clustering and physical activity with cardiovascular mortality: the HUNT study in Norway. Journal of Epidemiology and Community Health
    Academic article
  • Stensvold, Dorthe; Tjønna, Arnt Erik; Skaug, Eli-Anne; Aspenes, Stian Thoresen; Stølen, Tomas; Wisløff, Ulrik. (2010) Strength training versus aerobic interval training to modify risk factors of metabolic syndrome. Journal of applied physiology
    Academic article

2009

  • Moholdt, Trine; Tjønna, Arnt Erik. (2009) Trening av hjertepasienter. Hjerteforum
    Academic literature review
  • Tjønna, Arnt Erik; Rognmo, Øivind; Stølen, Tomas; Bye, Anja; Haram, Per Magnus; Loennechen, Jan Pål. (2009) Response to Letter Regarding Article, "Aerobic Interval Training Versus Continuous Moderate Exercise as a Treatment for the Metabolic Syndrome: A Pilot Study". Circulation
    Reader opinion piece
  • Bye, Anja; Tjønna, Arnt Erik; Stølen, Tomas; Røsbjørgen, Ragnhild; Wisløff, Ulrik. (2009) Transcriptional changes in blood after aerobic interval training in patients with the metabolic syndrome. European Journal of Cardiovascular Prevention & Rehabilitation
    Academic article
  • Tyldum, Gjertrud Aunet; Schjerve, Inga Ekeberg; Tjønna, Arnt Erik; Kirkeby-Garstad, Idar; Stølen, Tomas; Richardson, RS. (2009) Endothelial Dysfunction Induced by Post-Prandial Lipemia: Complete Protection Afforded by High-Intensity Aerobic Interval Exercise. Journal of the American College of Cardiology
    Academic article
  • Tjønna, Arnt Erik; Stølen, Tomas; Bye, Anja; Volden, Marte; Slørdahl, Stig Arild; Ødegård, Rønnaug A. (2009) Aerobic interval training reduces cardiovascular risk factors more than a multi treatment approach in overweight adolescents. Clinical Science
    Academic article
  • Evensen, Kari Anne Indredavik; Steinshamn, Sigurd Loe; Tjønna, Arnt Erik; Stølen, Tomas; Høydal, Morten; Wisløff, Ulrik. (2009) Effects of preterm birth and fetal growth retardation on cardiovascular risk factors in young adulthood. Early Human Development
    Academic article
  • Bjørgen, Siri; Hoff, Jan; Husby, Vigdis Schnell; Høydal, Morten; Tjønna, Arnt Erik; Steinshamn, Sigurd Loe. (2009) Aerobic high intensity one and two legs interval cycling in chronic obstructive pulmonary disease: the sum of the parts is greater than the whole. European Journal of Applied Physiology
    Academic article

2008

  • Tjønna, Arnt Erik. (2008) Slit vekk metabolsk syndrom. Forskning.no
    Interview Journal
  • Evensen, Kari Anne Indredavik; Steinshamn, Sigurd ; Tjønna, Arnt Erik; Stølen, Tomas; Høydal, Morten; Wisløff, Ulrik. (2008) Effects of preterm birth and fetal growth retardation on cardiovascular risk factors in young adulthood. Early Human Development
    Academic article
  • Schjerve, Inga Ekeberg; Tyldum, Gjertrud Aunet; Tjønna, Arnt Erik; Stølen, Tomas; Loennechen, Jan Pål; Mølmen Hansen, Harald Edvard. (2008) Both aerobic endurance and strength training programs improve cardiovascular health in obese adults. Clinical Science
    Academic article
  • Tjønna, Arnt Erik; Lee, Sang Jun; Rognmo, Øivind; Stølen, Tomas; Bye, Anja; Haram, Per Magnus. (2008) Aerobic Interval Training Versus Continuous Moderate Exercise as a Treatment for the Metabolic Syndrome A Pilot Study. Circulation
    Academic article
  • Stølen, Tomas; Høydal, Morten; Tjønna, Arnt Erik; Wisløff, Ulrik; Smith, Godfrey L; Kemi, Ole Johan. (2008) Calcium leak and contractility in diabetic cardiomyocytes are normalized after exercise training. Circulation
    Academic article
  • Rognmo, Øivind; Bjørnstad, Tor-Halvor; Kahrs, Christian; Tjønna, Arnt Erik; Bye, Anja; Haram, Per Magnus. (2008) ENDOTHELIAL FUNCTION IN HIGHLY ENDURANCE-TRAINED MEN: EFFECTS OF ACUTE EXERCISE. Journal of Strength and Conditioning Research
    Academic article
  • Tjønna, Arnt Erik. (2008) Exercise Intensity More Important in Combating Metabolic Syndrome. Cardiology Domain
    Article in business/trade/industry journal
  • Tjønna, Arnt Erik. (2008) Bedre liv av fire minutter trening. Adresseavisen
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) Interval training reduces risk of metabolic syndrome. Healthclubs.com
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) High-Intensity Exercise Intervals Best Bet for Metabolic Syndrome. Diabetes IN Control
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) Healthier Lifestyle Would Lengthen American Lives. HelathDay.com
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) High-intensity exercise better at improving metabolic syndrome risk factors. American Heart Assosiation News Releases
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) Rethinking daily exercise Less regular, high-intensity intervals may be best bet for metabolic syndrome. theHeart.org
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) High Intensity Interval Training Reverses Metabolic Syndrome. Precision Fitness
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) Fight Metabolic Syndrome with Intense Workouts. pharmacytimes.com
    Article in business/trade/industry journal
  • Tjønna, Arnt Erik. (2008) Intervaltræning bedst mod livsstilssygdomme. Jyllands-Posten
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) Fire minutters trening er nok. side2.no
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) Interval Training for Metabolic Syndrome. Medscape.com
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) Hard Exercise Curbs Metabolic Syndrome. WebMD.com
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) High Intensity exercise curbs metabolic syndrome. MedlinePlus
    Article in business/trade/industry journal
  • Tjønna, Arnt Erik. (2008) High-Intensity Exercise Better At Improving Metabolic Syndrome. EmaxHealth.com
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) High intensity exercise curbs metabolic syndrome. Healthcentral.com
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) High-intensity exercise best for combating the metabolic syndrome. InCirculation.net
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) High-intensity exercise best for combating the metabolic syndrome. Lipidsonline.org
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) High-intensity exercise best for combating the metabolic syndrome. Galaxyprogramme.org
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) Hard Exercise Curbs Metabolic Syndrome. CBS NEWS
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) Healthier Lifestyles Would Lengthen American Lives. ABC News (America)
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) Healthier Lifestyles Would Lengthen American Lives. Washington Post
    Popular scientific article
  • Bye, Anja; Sørhaug, Sveinung; Ceci, Marcello; Høydal, Morten; Stølen, Tomas; Heinrich, Garrett. (2008) Carbon monoxide levels experienced by heavy smokers impair aerobic capacity and cardiac contractility and induce pathological hypertrophy. Inhalation Toxicology
    Academic article
  • Tjønna, Arnt Erik; Wisløff, Ulrik. (2008) Aerobic Exercise and Cardiovascular Risk Factors in Overweight and Obese Adolescents and Adults. NTNU
    Doctoral dissertation

2007

  • Tjønna, Arnt Erik; Bye, Anja; Haram, Per Magnus; Loennechen, Jan Pål; Rognmo, Øivind; Slørdahl, Stig Arild. (2007) Superior cardiovascular effect of interval training versus moderate exercise in patients with the metabolic syndrome. Medicine & Science in Sports & Exercise
    Abstract
  • Ingul, Charlotte Bjørk; Stølen, Tomas; Støylen, Asbjørn; Ødegaard, Rønnaug; Wisløff, Ulrik; Tjønna, Arnt Erik. (2007) Endurance training improves contractility and stroke volume at rest and during exercise in obese adolescents. European Heart Journal-Cardiovascular Imaging
    Academic article
  • Hoff, Jan; Tjønna, Arnt Erik; Steinshamn, Sigurd Loe; Høydal, Morten; Richardson, Russell; Helgerud, Jan. (2007) Maximal strenght training of the legs in COPD: a therapy for mechanical ineffieciency. Medicine & Science in Sports & Exercise
    Academic article
  • Wisløff, Ulrik; Støylen, Asbjørn; Loennechen, Jan Pål; Bruvold, Morten; Rognmo, Øivind; Haram, Per Magnus. (2007) Superior cardiovascular effect of aerobic interval training versus moderate continuous training in heart failure patients - A randomized study. Circulation
    Academic article

2006

  • Stølen, Tomas; Tjønna, Arnt Erik; Ødegård, Rønnaug; Wisløff, Ulrik. (2006) Reducing cardiovascular risk factors in obese adolescents. Atherosclerosis Supplements
    Abstract
  • Bye, Anja; Sørhaug, Sveinung; Stølen, Tomas; Tjønna, Arnt Erik; Høydal, Morten Andre; Ellingsen, Øyvind. (2006) The effects of long-term carbon monoxide exposure on the cardiovascular system in rats. Atherosclerosis Supplements
    Abstract
  • Tjønna, Arnt Erik; Rognmo, Øivind; Stølen, Tomas; Bye, Anja; Loennechen, Jan Pål; Slørdahl, Stig Arild. (2006) Endothelial function in individuals with Metabolic Syndrome: effects of acute and chronic aerobic exercise. European Journal of Cardiovascular Prevention & Rehabilitation
    Abstract
  • Bye, Anja; Sørhaug, Sveinung; Stølen, Tomas; Tjønna, Arnt Erik; Høydal, Morten Andre; Ellingsen, Øyvind. (2006) The effect of long-term carbon monoxide exposure on cardiovascular function in rats. European Journal of Cardiovascular Prevention & Rehabilitation
    Abstract
  • Tyldum, Gjertrud; Ekeberg-Schjerve, Inga; Tjønna, Arnt Erik; Stølen, Tomas; Mølmen Hansen, Harald Edvard; Haram, Per Magnus. (2006) Maximal strength training improves endothelial function similar to that observed after moderate intensity endurance training in obese adults. European Journal of Cardiovascular Prevention & Rehabilitation
    Abstract
  • Tjønna, Arnt Erik; Rognmo, Øivind; Haram, Per Magnus; Stølen, Tomas; Loennechen, Jan Pål; Slørdahl, Stig Arild. (2006) Reversing Metabolic Syndrome with High Intensity Training. European Journal of Cardiovascular Prevention & Rehabilitation
    Abstract
  • Stølen, Tomas; Tjønna, Arnt Erik; Ødegård, Rønnaug; Wisløff, Ulrik. (2006) Reducing cardiovascular risk factors in obese adolescents. European Journal of Cardiovascular Prevention & Rehabilitation
    Abstract
  • Rognmo, Øyvind; Kahrs, Christian; Bjørnstad, Tor-Halvor; Tjønna, Arnt Erik; Bye, Anja; Stølen, Tomas. (2006) Endothalial function in highly endurance-trained and sedentary young men: effects of acute aerobic exercise. European Journal of Cardiovascular Prevention & Rehabilitation
    Abstract
  • Kirkeby-Garstad, Idar; Wisløff, Ulrik; Skogvoll, Eirik; Stølen, Tomas; Tjønna, Arnt Erik; Stenseth, Roar. (2006) The marked reduction in mixed venous oxygen saturation during early mobilization after cardiac surgery: The effect of posture or exercise?. Anesthesia and Analgesia
    Academic article

Journal publications

  • Næss, Lisen Brønmo; Tjønna, Arnt Erik; Fremo, Thomas; Johansen, Victoria; Dalen, Håvard; Lien, Roger. (2025) Primary Metabolic Acidosis Induced by Four Days of Simulated Combat Training: Impact of strenuous physical exercise, sleep deprivation and food restriction. Applied Physiology, Nutrition and Metabolism
    Academic article
  • Letnes, Jon Magne; Nes, Bjarne Martens; Sandbakk, Øyvind Bucher; Tjønna, Arnt Erik; Fremo, Thomas; Moldjord, Christian. (2024) Comparison of resting heart rate and left ventricular ejection fraction in elite endurance athletes and the general population. European Journal of Preventive Cardiology (EJPC)
    Academic article
  • Ness, Henning Ofstad; Ljones, Kristine; Gjelsvik, Randi Hansgård; Tjønna, Arnt Erik; Malmo, Vegard; Nilsen, Hans-Olav. (2022) Acute effects of high intensity training on cardiac function: a pilot study comparing subjects with type 2 diabetes to healthy controls. Scientific Reports
    Academic article
  • Taylor, Madison; Almquist, Nicki Winfield; Rønnestad, Bent; Tjønna, Arnt Erik; Kristoffersen, Morten; Spencer, Matthew. (2021) The inclusion of sprints in low-intensity sessions during the transition period of elite cyclists improves endurance performance 6 weeks into the subsequent preparatory period. International Journal of Sports Physiology and Performance (IJSPP)
    Academic article
  • von Korn, Pia; Keating, Shelley E.; Mueller, Stephan; Haller, Bernhard; Kränkel, Nicolle; Dinges, Sophia. (2021) The Effect of Exercise Intensity and Volume on Metabolic Phenotype in Patients with Metabolic Syndrome: A Randomized Controlled Trial. Metabolic Syndrome and Related Disorders
    Academic article
  • Aandahl, Mats Holst; Noordhof, Dionne; Tjønna, Arnt Erik; Sandbakk, Øyvind. (2021) Effect of Carbohydrate Content in a Pre-event Meal on Endurance Performance-determining Factors: A Randomized Controlled Crossover-Trial. Frontiers in Sports and Active Living
    Academic article
  • Gjellesvik, Tor Ivar; Becker, Frank; Tjønna, Arnt Erik; Indredavik, Bent; Lundgaard, Eivind; Solbakken, Hedvig Rystad. (2021) Effects of High-Intensity Interval Training After Stroke (The HIIT Stroke Study) on Physical and Cognitive Function: A Multicenter Randomized Controlled Trial. Archives of Physical Medicine and Rehabilitation
    Academic article
  • Rodrigues, Jhennyfer; Ferrari, Gustavo Duarte; Trapé, Átila Alexandre; de Moraes, Vitor Nolasco; Gonçalves, Thiago Correa Porto; Tavares, Simone Sakagute. (2020) β2 adrenergic interaction and cardiac autonomic function: effects of aerobic training in overweight/obese individuals. European Journal of Applied Physiology
    Academic article
  • Undebakke, Vidar; Berg, Jonathan; Tjønna, Arnt Erik; Sandbakk, Øyvind. (2019) Comparison of Physiological and Perceptual Responses to Upper-, Lower-, and Whole-Body Exercise in Elite Cross-Country Skiers. Journal of Strength and Conditioning Research
    Academic article
  • Berg, Jonathan; Undebakke, Vidar; Rasch-Halvorsen, Øystein; Aakerøy, Lars; Sandbakk, Øyvind; Tjønna, Arnt Erik. (2019) Comparison of mitochondrial respiration in M. triceps brachii and M. vastus lateralis between elite cross-country skiers and physically active controls. Frontiers in Physiology
    Academic article
  • Ingul, Charlotte Ingeborg Björk; Dias, Katrin A.; Tjønna, Arnt Erik; Follestad, Turid; Hosseini, Mansoureh Sadat; Timilsina, Anita Sharma. (2018) Effect of High Intensity Interval Training on Cardiac Function in Children with Obesity: A Randomised Controlled Trial. Progress in cardiovascular diseases
    Academic article
  • Tjønna, Arnt Erik; Ramos, Joyce S.; Pressler, Axel; Halle, Martin; Jungbluth, Klaus; Ermacora, Erika. (2018) EX-MET study: Exercise in prevention on of metabolic syndrome - A randomized multicenter trial: Rational and design. BMC Public Health
    Academic article
  • Dias, Katrin A.; Ingul, Charlotte Bjørk; Tjønna, Arnt Erik; Keating, Shelley E.; Gomersall, Sjaan R.; Follestad, Turid. (2017) Effect of high-intensity interval training on fitness, fat mass and cardiometabolic biomarkers in children with obesity: a randomised controlled trial. Sports Medicine
    Academic article
  • Karlsen, Trine; Nes, Bjarne; Tjønna, Arnt Erik; Engstrøm, Morten; Støylen, Asbjørn; Steinshamn, Sigurd Loe. (2017) High-intensity interval training improves obstructive sleep apnoea. BMJ Open sport & exercise medicine
    Academic article
  • Hosseini, Mansoureh Sadat; Dias, Katrin A.; Masterson, Concetta E; Wallen, Matthew P; Tjønna, Arnt Erik; Davies, Peter SW. (2017) Assessment of the Five-Minute Oxygen Uptake Efficiency Slope in Children With Obesity. Pediatric Exercise Science
    Academic article
  • Gjellesvik, Tor Ivar; Brurok, Berit; Tjønna, Arnt Erik; Tørhaug, Tom; Askim, Torunn. (2017) Oxygen uptake during functional activities after stroke - Reliability and validity of a portable ergospirometry system. PLOS ONE
    Academic article
  • Dias, Katrin A.; Coombes, Jeff S; Green, DJ; Gomersall, SR; Keating, SE; Tjønna, Arnt Erik. (2016) Effects of exercise intensity and nutrition advice on myocardial function in obese children and adolescents: a multicentre randomised controlled trial study protocol. BMJ Open
    Academic article
  • Malmo, Vegard; Nes, Bjarne; Amundsen, Brage H.; Tjønna, Arnt Erik; Støylen, Asbjørn; Rossvoll, Ole. (2016) Aerobic interval training reduces the burden of Atrial fibrillation in the short term: A randomized trial. Circulation
    Academic article
  • Østerås, Håvard; Selven, Trond; Nauman, Javaid; Tjønna, Arnt Erik. (2015) Incidence of soccer injuries among 15- to 19-year-old boys in Norwegian national team. The Journal of Athletic Enhancement
    Academic article
  • Lundgren, Kari Margrethe; Karlsen, Trine; Sandbakk, Øyvind; James, Philip E; Tjønna, Arnt Erik. (2015) Sport-Specific Physiological Adaptations in Highly Trained Endurance Athletes. Medicine & Science in Sports & Exercise
    Academic article
  • Sandbakk, Silvana Bucher; Sandbakk, Øyvind; Peacock, Oliver; James, Philip; Welde, Boye; Stokes, Keith. (2015) Effects of acute supplementation of L-arginine and nitrate on endurance and sprint performance in elite athletes. Nitric oxide
    Academic article
  • Ramos, Joyce S; Dalleck, Lance C; Tjønna, Arnt Erik; Beetham, Kassia S; Coombes, Jeff S. (2015) The Impact of high-intensity interval training versus moderate-intensity continuous training on vascular function: a systematic review and meta-analysis. Sports Medicine
    Academic literature review
  • Tjønna, Arnt Erik. (2014) CERG trening. Brisbane Times
    Interview Journal
  • Hollekim-Strand, Siri Marte; Bjørgaas, Marit Ragnhild Rokne; Albrektsen, Grethe; Tjønna, Arnt Erik; Wisløff, Ulrik; Ingul, Charlotte Bjørk. (2014) High-intensity interval exercise effectively improves cardiac function in patients with type 2 diabetes mellitus and diastolic dysfunction: A randomized controlled trial. Journal of the American College of Cardiology
    Letter to the editor
  • Hatle, Håvard; Støbakk, Per Kristian; Hansen, Harald Edvard Mølmen; Brønstad, Eivind; Tjønna, Arnt Erik; Steinshamn, Sigurd Loe. (2014) Effect of 24 sessions of high-intensity aerobic interval training carried out at either high or moderate frequency, a randomized trial. PLOS ONE
    Academic article
  • Larsen, Ida; Welde, Boye; Martins, Catia; Tjønna, Arnt Erik. (2014) High- and moderate-intensity aerobic exercise and excess post-exercise oxygen consumption in men with metabolic syndrome. Scandinavian Journal of Medicine & Science in Sports
    Academic article
  • Brønstad, Eivind; Tjønna, Arnt Erik; Rognmo, Øivind; Dalen, Håvard; Heggli, Alf Magne; Wisløff, Ulrik. (2013) Aerobic exercise training improves right- and left ventricular systolic function in patients with COPD. COPD: Journal of Chronic Obstructive Pulmonary Disease
    Academic article
  • Tjønna, Arnt Erik; Leinan, Ingeborg; Jenssen, Bjørn Munro; Gibala, Martin; Winett, Richard A.; Wisløff, Ulrik. (2013) Low- and High-Volume of Intensive Endurance Training Significantly Improves Maximal Oxygen Uptake after 10-Weeks of Training in Healthy Men. PLOS ONE
    Academic article
  • Raschke, Silja; Elsen, Manuela; Gassenhuber, Hans; Sommerfeld, Mark; Schwahn, Uwe; Brockmann, Barbara. (2013) Evidence against a Beneficial Effect of Irisin in Humans. PLOS ONE
    Academic article
  • Hollekim, Siri Marte; Bjørgaas, Marit Ragnhild Rokne; Tjønna, Arnt Erik; Wisloff, U; Ingul, Charlotte Bjørk. (2013) The effect of exercise on cardiac function in patients with type 2 diabetes and diastolic dysfunction. European Heart Journal
    Abstract
  • Gjelstad, Ingrid Merethe Fange; Haugen, Fred; Gulseth, Hanne Løvdal; Norheim, Frode; Jans, Annike; Bakke, Siril Skaret. (2012) Expression of perilipins in human skeletal muscle in vitro and in vivo in relation to diet, exercise and energy balance. Archives of Physiology and Biochemistry
    Academic article
  • Brønstad, Eivind; Rognmo, Øivind; Tjønna, Arnt Erik; Dedichen, Hans Henrik; Kirkeby-Garstad, Idar; Håberg, Asta. (2012) High-intensity knee extensor training restores skeletal muscle function in CORD patients. European Respiratory Journal
    Academic article
  • Hansen, Harald Edvard Mølmen; Stølen, Tomas; Tjønna, Arnt Erik; Aamot, Inger Lise; Schjerve, Inga Ekeberg; Tyldum, Gjertrud Aunet. (2012) Aerobic interval training reduces blood pressure and improves myocardial function in hypertensive patients. European Journal of Cardiovascular Prevention & Rehabilitation
    Academic article
  • Peacock, Oliver; Tjønna, Arnt Erik; James, Philip; Wisløff, Ulrik; Welde, Boye; Böhlke, Nikolai. (2012) Dietary Nitrate Does Not Enhance Running Performance in Elite Cross-Country Skiers. Medicine & Science in Sports & Exercise
    Academic article
  • Tjønna, Arnt Erik; Leinan, Ingeborg; Bartnes, Anette Thoresen; Jenssen, Bjørn Munro; Winett, Richard A.; Gibala, Martin. (2012) Training Using Single Versus Multiple Intermittent Bouts Of High-intensity Exercise Training Are Equally Effective For Increasing Maximal Oxygen Uptake. Medicine & Science in Sports & Exercise
    Abstract
  • Selven, T; Østerås, H; Andersen, Thor Einar; Tjønna, AE; Torstensen, TA. (2011) Forekomst av fotballrelaterte skader hos gutter i alderen 15-19 år. Norsk idrettsmedisin
    Abstract
  • Tjønna, Arnt Erik; Leinan, Ingeborg; Bartnes, Anette Thoresen; Jenssen, Bjørn Munro; Winett, R; Wisløff, Ulrik. (2011) THE EFFECTS OF A 4-MINUTE INTERVAL TRAINING PROTOCOL ON CARDIORESPIRATORY AND METABOLIC RISK FACTORS. Annals of Behavioral Medicine
    Abstract
  • Tjønna, Arnt Erik; Rognmo, Øivind; Bye, Anja; Stølen, Tomas; Wisløff, Ulrik. (2011) Time course of endothelial adaptation after acute and chronic exercise in patients with metabolic syndrome. Journal of Strength and Conditioning Research
    Academic article
  • Ingul, Charlotte Bjørk; Tjønna, Arnt Erik; Stølen, Tomas; Støylen, Asbjørn; Wisløff, Ulrik. (2010) Impaired cardiac function among obese adolescents: effect of aerobic interval training. Archives of Pediatrics & Adolescent Medicine
    Academic article
  • Tjønna, Arnt Erik; Nilsen, Tom Ivar Lund; Slørdahl, Stig Arild; Vatten, Lars Johan; Wisløff, Ulrik. (2010) The association of metabolic clustering and physical activity with cardiovascular mortality: the HUNT study in Norway. Journal of Epidemiology and Community Health
    Academic article
  • Stensvold, Dorthe; Tjønna, Arnt Erik; Skaug, Eli-Anne; Aspenes, Stian Thoresen; Stølen, Tomas; Wisløff, Ulrik. (2010) Strength training versus aerobic interval training to modify risk factors of metabolic syndrome. Journal of applied physiology
    Academic article
  • Moholdt, Trine; Tjønna, Arnt Erik. (2009) Trening av hjertepasienter. Hjerteforum
    Academic literature review
  • Tjønna, Arnt Erik; Rognmo, Øivind; Stølen, Tomas; Bye, Anja; Haram, Per Magnus; Loennechen, Jan Pål. (2009) Response to Letter Regarding Article, "Aerobic Interval Training Versus Continuous Moderate Exercise as a Treatment for the Metabolic Syndrome: A Pilot Study". Circulation
    Reader opinion piece
  • Bye, Anja; Tjønna, Arnt Erik; Stølen, Tomas; Røsbjørgen, Ragnhild; Wisløff, Ulrik. (2009) Transcriptional changes in blood after aerobic interval training in patients with the metabolic syndrome. European Journal of Cardiovascular Prevention & Rehabilitation
    Academic article
  • Tyldum, Gjertrud Aunet; Schjerve, Inga Ekeberg; Tjønna, Arnt Erik; Kirkeby-Garstad, Idar; Stølen, Tomas; Richardson, RS. (2009) Endothelial Dysfunction Induced by Post-Prandial Lipemia: Complete Protection Afforded by High-Intensity Aerobic Interval Exercise. Journal of the American College of Cardiology
    Academic article
  • Tjønna, Arnt Erik; Stølen, Tomas; Bye, Anja; Volden, Marte; Slørdahl, Stig Arild; Ødegård, Rønnaug A. (2009) Aerobic interval training reduces cardiovascular risk factors more than a multi treatment approach in overweight adolescents. Clinical Science
    Academic article
  • Evensen, Kari Anne Indredavik; Steinshamn, Sigurd Loe; Tjønna, Arnt Erik; Stølen, Tomas; Høydal, Morten; Wisløff, Ulrik. (2009) Effects of preterm birth and fetal growth retardation on cardiovascular risk factors in young adulthood. Early Human Development
    Academic article
  • Bjørgen, Siri; Hoff, Jan; Husby, Vigdis Schnell; Høydal, Morten; Tjønna, Arnt Erik; Steinshamn, Sigurd Loe. (2009) Aerobic high intensity one and two legs interval cycling in chronic obstructive pulmonary disease: the sum of the parts is greater than the whole. European Journal of Applied Physiology
    Academic article
  • Tjønna, Arnt Erik. (2008) Slit vekk metabolsk syndrom. Forskning.no
    Interview Journal
  • Evensen, Kari Anne Indredavik; Steinshamn, Sigurd ; Tjønna, Arnt Erik; Stølen, Tomas; Høydal, Morten; Wisløff, Ulrik. (2008) Effects of preterm birth and fetal growth retardation on cardiovascular risk factors in young adulthood. Early Human Development
    Academic article
  • Schjerve, Inga Ekeberg; Tyldum, Gjertrud Aunet; Tjønna, Arnt Erik; Stølen, Tomas; Loennechen, Jan Pål; Mølmen Hansen, Harald Edvard. (2008) Both aerobic endurance and strength training programs improve cardiovascular health in obese adults. Clinical Science
    Academic article
  • Tjønna, Arnt Erik; Lee, Sang Jun; Rognmo, Øivind; Stølen, Tomas; Bye, Anja; Haram, Per Magnus. (2008) Aerobic Interval Training Versus Continuous Moderate Exercise as a Treatment for the Metabolic Syndrome A Pilot Study. Circulation
    Academic article
  • Stølen, Tomas; Høydal, Morten; Tjønna, Arnt Erik; Wisløff, Ulrik; Smith, Godfrey L; Kemi, Ole Johan. (2008) Calcium leak and contractility in diabetic cardiomyocytes are normalized after exercise training. Circulation
    Academic article
  • Rognmo, Øivind; Bjørnstad, Tor-Halvor; Kahrs, Christian; Tjønna, Arnt Erik; Bye, Anja; Haram, Per Magnus. (2008) ENDOTHELIAL FUNCTION IN HIGHLY ENDURANCE-TRAINED MEN: EFFECTS OF ACUTE EXERCISE. Journal of Strength and Conditioning Research
    Academic article
  • Tjønna, Arnt Erik. (2008) Exercise Intensity More Important in Combating Metabolic Syndrome. Cardiology Domain
    Article in business/trade/industry journal
  • Tjønna, Arnt Erik. (2008) Bedre liv av fire minutter trening. Adresseavisen
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) Interval training reduces risk of metabolic syndrome. Healthclubs.com
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) High-Intensity Exercise Intervals Best Bet for Metabolic Syndrome. Diabetes IN Control
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) Healthier Lifestyle Would Lengthen American Lives. HelathDay.com
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) High-intensity exercise better at improving metabolic syndrome risk factors. American Heart Assosiation News Releases
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) Rethinking daily exercise Less regular, high-intensity intervals may be best bet for metabolic syndrome. theHeart.org
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) High Intensity Interval Training Reverses Metabolic Syndrome. Precision Fitness
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) Fight Metabolic Syndrome with Intense Workouts. pharmacytimes.com
    Article in business/trade/industry journal
  • Tjønna, Arnt Erik. (2008) Intervaltræning bedst mod livsstilssygdomme. Jyllands-Posten
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) Fire minutters trening er nok. side2.no
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) Interval Training for Metabolic Syndrome. Medscape.com
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) Hard Exercise Curbs Metabolic Syndrome. WebMD.com
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) High Intensity exercise curbs metabolic syndrome. MedlinePlus
    Article in business/trade/industry journal
  • Tjønna, Arnt Erik. (2008) High-Intensity Exercise Better At Improving Metabolic Syndrome. EmaxHealth.com
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) High intensity exercise curbs metabolic syndrome. Healthcentral.com
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) High-intensity exercise best for combating the metabolic syndrome. InCirculation.net
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) High-intensity exercise best for combating the metabolic syndrome. Lipidsonline.org
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) High-intensity exercise best for combating the metabolic syndrome. Galaxyprogramme.org
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) Hard Exercise Curbs Metabolic Syndrome. CBS NEWS
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) Healthier Lifestyles Would Lengthen American Lives. ABC News (America)
    Popular scientific article
  • Tjønna, Arnt Erik. (2008) Healthier Lifestyles Would Lengthen American Lives. Washington Post
    Popular scientific article
  • Bye, Anja; Sørhaug, Sveinung; Ceci, Marcello; Høydal, Morten; Stølen, Tomas; Heinrich, Garrett. (2008) Carbon monoxide levels experienced by heavy smokers impair aerobic capacity and cardiac contractility and induce pathological hypertrophy. Inhalation Toxicology
    Academic article
  • Tjønna, Arnt Erik; Bye, Anja; Haram, Per Magnus; Loennechen, Jan Pål; Rognmo, Øivind; Slørdahl, Stig Arild. (2007) Superior cardiovascular effect of interval training versus moderate exercise in patients with the metabolic syndrome. Medicine & Science in Sports & Exercise
    Abstract
  • Ingul, Charlotte Bjørk; Stølen, Tomas; Støylen, Asbjørn; Ødegaard, Rønnaug; Wisløff, Ulrik; Tjønna, Arnt Erik. (2007) Endurance training improves contractility and stroke volume at rest and during exercise in obese adolescents. European Heart Journal-Cardiovascular Imaging
    Academic article
  • Hoff, Jan; Tjønna, Arnt Erik; Steinshamn, Sigurd Loe; Høydal, Morten; Richardson, Russell; Helgerud, Jan. (2007) Maximal strenght training of the legs in COPD: a therapy for mechanical ineffieciency. Medicine & Science in Sports & Exercise
    Academic article
  • Wisløff, Ulrik; Støylen, Asbjørn; Loennechen, Jan Pål; Bruvold, Morten; Rognmo, Øivind; Haram, Per Magnus. (2007) Superior cardiovascular effect of aerobic interval training versus moderate continuous training in heart failure patients - A randomized study. Circulation
    Academic article
  • Stølen, Tomas; Tjønna, Arnt Erik; Ødegård, Rønnaug; Wisløff, Ulrik. (2006) Reducing cardiovascular risk factors in obese adolescents. Atherosclerosis Supplements
    Abstract
  • Bye, Anja; Sørhaug, Sveinung; Stølen, Tomas; Tjønna, Arnt Erik; Høydal, Morten Andre; Ellingsen, Øyvind. (2006) The effects of long-term carbon monoxide exposure on the cardiovascular system in rats. Atherosclerosis Supplements
    Abstract
  • Tjønna, Arnt Erik; Rognmo, Øivind; Stølen, Tomas; Bye, Anja; Loennechen, Jan Pål; Slørdahl, Stig Arild. (2006) Endothelial function in individuals with Metabolic Syndrome: effects of acute and chronic aerobic exercise. European Journal of Cardiovascular Prevention & Rehabilitation
    Abstract
  • Bye, Anja; Sørhaug, Sveinung; Stølen, Tomas; Tjønna, Arnt Erik; Høydal, Morten Andre; Ellingsen, Øyvind. (2006) The effect of long-term carbon monoxide exposure on cardiovascular function in rats. European Journal of Cardiovascular Prevention & Rehabilitation
    Abstract
  • Tyldum, Gjertrud; Ekeberg-Schjerve, Inga; Tjønna, Arnt Erik; Stølen, Tomas; Mølmen Hansen, Harald Edvard; Haram, Per Magnus. (2006) Maximal strength training improves endothelial function similar to that observed after moderate intensity endurance training in obese adults. European Journal of Cardiovascular Prevention & Rehabilitation
    Abstract
  • Tjønna, Arnt Erik; Rognmo, Øivind; Haram, Per Magnus; Stølen, Tomas; Loennechen, Jan Pål; Slørdahl, Stig Arild. (2006) Reversing Metabolic Syndrome with High Intensity Training. European Journal of Cardiovascular Prevention & Rehabilitation
    Abstract
  • Stølen, Tomas; Tjønna, Arnt Erik; Ødegård, Rønnaug; Wisløff, Ulrik. (2006) Reducing cardiovascular risk factors in obese adolescents. European Journal of Cardiovascular Prevention & Rehabilitation
    Abstract
  • Rognmo, Øyvind; Kahrs, Christian; Bjørnstad, Tor-Halvor; Tjønna, Arnt Erik; Bye, Anja; Stølen, Tomas. (2006) Endothalial function in highly endurance-trained and sedentary young men: effects of acute aerobic exercise. European Journal of Cardiovascular Prevention & Rehabilitation
    Abstract
  • Kirkeby-Garstad, Idar; Wisløff, Ulrik; Skogvoll, Eirik; Stølen, Tomas; Tjønna, Arnt Erik; Stenseth, Roar. (2006) The marked reduction in mixed venous oxygen saturation during early mobilization after cardiac surgery: The effect of posture or exercise?. Anesthesia and Analgesia
    Academic article

Part of book/report

  • Sandbakk, Silvana Bucher; Sandbakk, Øyvind; Peacock, Oliver; James, Philip; Wisløff, Ulrik; Tjønna, Arnt Erik. (2013) Effects of Combined Supplementation of Dietary Nitrate and L-arginine on Physiological Responses, Sprint and Endurance.
    Academic chapter/article/Conference paper

Report

  • Tjønna, Arnt Erik; Wisløff, Ulrik. (2008) Aerobic Exercise and Cardiovascular Risk Factors in Overweight and Obese Adolescents and Adults. NTNU
    Doctoral dissertation

Information material

  • Tjønna, Arnt Erik. (2013) Har du noen nyttårsforsetter?.
    Website (informational material)
  • Tjønna, Arnt Erik. (2013) Små grep som sikrer god form.
    Website (informational material)
  • Tjønna, Arnt Erik. (2013) En birkebeiners opplevelser - stafettbirken.
    Website (informational material)
  • Tjønna, Arnt Erik; Henningsen, Maria. (2013) Overvekt blant barn flater ut - eller?.
    Website (informational material)
  • Tjønna, Arnt Erik; Henningsen, Maria. (2013) Even Shorter Bouts of High-Intensity Exercise Improve Physical Fitness in Inactive Men.
    Website (informational material)
  • Tjønna, Arnt Erik. (2012) Forum for Klinisk Fysiologi, Sirkulasjon, Gassutveksling og Ventilasjon.
    Website (informational material)
  • Tjønna, Arnt Erik; Ellingsen, Hanna Sofie Videm. (2011) 4×4 eller 1×4 intervaller?.
    Website (informational material)

Outreach

2019

  • Academic lecture
    Gjellesvik, Tor Ivar; Becker, Frank; Tjønna, Arnt Erik; Indredavik, Bent; Nilsen, Halvard Knut; Brurok, Berit. (2019) HIGH-INTENSITY INTERVAL TRAINING AFTER STROKE (HIIT-STROKE STUDY) – EFFECTS ON PEAK OXYGEN UPTAKE – A RANDOMIZED CONTROLLED TRIAL . European Stroke Organization European Stroke Organization Conference , Milano 2019-05-22 - 2019-05-24

2018

  • Academic lecture
    Ingul, Charlotte Ingeborg Björk; Dias, Katrin A.; Hosseini, Mansoureh Sadat; Hollekim-Strand, Siri Marte; Follestad, Turid; davies, psv. (2018) Sustained improvements in cardiac function and fitness one year after an exercise intervention in obese children. ESC EuroPrevent 2018 , Ljubljana 2018-04-19 - 2018-04-21
  • Academic lecture
    Gjellesvik, Tor Ivar; Brurok, Berit; Tjønna, Arnt Erik; Tørhaug, Tom; Askim, Torunn. (2018) OKSYGENOPPTAK I DAGLIGE AKTIVITETER ETTER HJERNESLAG – RELIABILITET AV BÆRBART OKSYGENOPPTAKSUTSTYR. Norsk Fysioterapeutforbund Fysioterapikongressen , Lillestrøm 2018-02-12 - 2018-02-14

2016

  • Poster
    Gjellesvik, Tor Ivar; Brurok, Berit; Tørhaug, Tom; Tjønna, Arnt Erik; Askim, Torunn. (2016) OXYGEN UPTAKE IN FUNCTIONAL ACTIVITIES AFTER STROKE IN RELATION TO PEAK OXYGEN UPTAKE. World Stroke Organisation World Stroke Congress , Hyderabad 2016-10-26 - 2016-10-29
  • Poster
    Gjellesvik, Tor Ivar; Brurok, Berit; Tørhaug, Tom; Tjønna, Arnt Erik; Askim, Torunn. (2016) Oxygen Consumption During Performance Of Functional Activities After Stroke. American College of Sports Medicine (ACSM) ACSM Annual Meeting , Boston 2016-05-31 - 2016-06-04

2015

  • Interview
    Tjønna, Arnt Erik. (2015) Endurance Athlete VO2max Adaptations with Dr. Arnt Erik Tjønna. International Swim Coaches Association International Swim Coaches Association [Internet] 2015-03-13

2014

  • Interview
    Tjønna, Arnt Erik. (2014) Stor helsegevinst av fire minutter trening. adressavisen adressavisen [Newspaper] 2014-03-07
  • Interview
    Tjønna, Arnt Erik. (2014) A 4-Minute Workout Is All It Takes to Keep You Fit. [Internet] 2014-01-03
  • Interview
    Tjønna, Arnt Erik. (2014) The biggest fitness lessons of 2013. [Internet] 2014-01-03

2013

  • Interview
    Tjønna, Arnt Erik. (2013) Vil ha flere til topps. DN Aktiv DN Aktiv [Internet] 2013-08-31
  • Interview
    Tjønna, Arnt Erik. (2013) Extra Short Rounds of High-Intensity Exercise Improves Physical Fitness in Inactive Men. Medical Daily Medical Daily [Internet] 2013-05-29
  • Interview
    Tjønna, Arnt Erik. (2013) Forget the gym: Just 12 minutes exercise a week is enough to stay fit, says study. The Independent The Independent [Internet] 2013-05-30
  • Interview
    Tjønna, Arnt Erik. (2013) Dozen he look good. The Sun The Sun [Internet] 2013-05-30
  • Interview
    Tjønna, Arnt Erik. (2013) Fast fitness: Researchers say only 12 minutes of exercise needed per week. Washington Times Washington Times [Internet] 2013-05-30
  • Interview
    Eglash, Joanne; Tjønna, Arnt Erik. (2013) Most important 2013 fitness discovery: Intensity counts for weight loss, health. Examiner.com Examiner.com [Internet] 2013-12-26
  • Academic lecture
    Sandbakk, Silvana Bucher; Sandbakk, Øyvind; Peacock, Oliver; James, Philip; Wisløff, Ulrik; Tjønna, Arnt Erik. (2013) Effects of Combined Supplementation of Dietary Nitrate and L-arginine on Physiological Responses, Sprint and Endurance. 18th Annual Congress of the ECSS 2013-06-26 - 2013-06-29
  • Academic lecture
    Hollekim, Siri Marte; Bjørgaas, Marit Rokne; Tjønna, Arnt Erik; Wisløff, Ulrik; Ingul, Charlotte Bjørk. (2013) The effect of exercise on cardiac function in patients with type 2 diabetes and diastolic dysfunction. ESC ESC congress 2013 , Amsterdam 2013-08-30 - 2013-09-03
  • Poster
    Hollekim, Siri Marte; Bjørgaas, Marit; Tjønna, Arnt Erik; Wisløff, Ulrik; Ingul, Charlotte Bjørk. (2013) Aerobic interval training improves diastolic dysfunction in patients with type 2 diabetes, a tissue Doppler study. ESC EuroEcho-Imaging 2013 , Istanbul 2013-12-11 - 2013-12-14
  • Poster
    Hollekim, Siri Marte; Bjørgaas, Marit; Tjønna, Arnt Erik; Wisløff, Ulrik; Ingul, Charlotte Bjørk. (2013) The effect of exercise on cardiac function in patients with type 2 diabetes and diastolic dysfunction. International diabetes federation World diabetes congress 2013 , Melbourne 2013-12-02 - 2013-12-06
  • Interview
    Reynolds, Gretchen; Tjønna, Arnt Erik. (2013) For Fitness, Intensity Matters. New York Times blog New York Times blog [Internet] 2013-12-25
  • Interview
    Tjønna, Arnt Erik. (2013) Utholdenhetstrening gir best velvære. DN Aktiv DN Aktiv [Internet] 2013-06-19
  • Interview
    Tjønna, Arnt Erik. (2013) Forget lengthy gym workouts: just 12 minutes of exercise a week can make couch potatoes fit. Daily Mail Daily Mail [Internet] 2013-05-30
  • Interview
    Tjønna, Arnt Erik. (2013) Twelve minutes exercise per week 'enough. The Telegraph The Telegraph [Internet] 2013-05-30
  • Interview
    Tjønna, Arnt Erik. (2013) Are short, intense exercise bursts enough to stay fit?. NHS Choices og en rekke andre nettsteder NHS Choices og en rekke andre nettsteder [Internet] 2013-06-03
  • Interview
    Tjønna, Arnt Erik. (2013) No time for gym? New study claims less than 15 minutes of exercise a week needed to stay fit. New York Post New York Post [Internet] 2013-05-30
  • Interview
    Tjønna, Arnt Erik. (2013) Farleg å sitja stille. framtida.no framtida.no [Internet] 2013-03-25
  • Interview
    Tjønna, Arnt Erik. (2013) Farlig å sitte stille. Dagens Næringsliv Dagens Næringsliv [Newspaper] 2013-03-25
  • Interview
    Tjønna, Arnt Erik. (2013) Små grep hjelper mot KOLS. Dagbladet Dagbladet [Newspaper] 2013-04-10

2012

  • Interview
    Tjønna, Arnt Erik. (2012) Trening og videospill. TV2 TV2 [TV] 2012-03-04
  • Interview
    Hollekim, Siri Marte; Tjønna, Arnt Erik; Rolfseng, Toril F.Langvik; Leitao, Carl Erik. (2012) 1000 kroner, 2000 kroner. Adresseavisen Adresseavisen [Newspaper] 2012-03-28
  • Interview
    Bye, Anja; Tjønna, Arnt Erik. (2012) Jakten på kondisgenet. NRK, Schrødingers Katt NRK, Schrødingers Katt [TV] 2012-04-19
  • Academic lecture
    Peacock, O; Tjønna, Arnt Erik; James, P; Wisløff, Ulrik; Welde, Boye; Böhlke, N. (2012) Acute ingestion of dietary nitrate does not enhance running performance in highly-trained endurance athletes. The Physiological Society Physiology Conference , Edinburgh 2012-07-02 - 2012-07-05

2011

  • Poster
    Selven, T; Østerås, H; Andersen, Thor Einar; Tjønna, AE; Torstensen, TA. (2011) Forekomst av fotballrelaterte skader hos gutter i alderen 15-19 år. Norsk idrettsmedisinsk forening, NFFs fagruppe for idrettsfy Idrettsmedisinsk høstkongress 2011 , Oslo 2011-11-03 - 2011-11-06

2010

  • Poster
    Brønstad, Eivind; Ingul, Charlotte Bjørk; Tjønna, Arnt Erik; Dalen, Håvard; Wisløff, Ulrik; Steinshamn, Sigurd Loe. (2010) Improved left- and right ventricular function after exercise training in COPD. ERS ERS 2010 , Barcelona 2010-09-18 - 2010-09-22
  • Poster
    Brønstad, Eivind; Rognmo, Øivind; Dedichen, Hans Henrik; Tjønna, Arnt Erik; Kirkeby-Garstad, Idar; Wisløff, Ulrik. (2010) Effects of one- leg exercise training on mitochondrial function in COPD patients. ERS ERS 2010 , Barcelona 2010-09-18 - 2010-09-22

2009

  • Academic lecture
    Stensvold, Dorthe; Tjønna, Arnt Erik; Skaug, Eli-Anne; Stølen, Tomas; Aspenes, Stian Thoresen; Wisløff, Ulrik. (2009) Strength training versus aerobic interval training to modify risk factors of the metabolic syndrome. ESC 2009-08-29 - 2009-09-02
  • Academic lecture
    Stensvold, Dorthe; Tjønna, Arnt Erik; Skaug, Eli-Anne; Stølen, Tomas; Aspenes, Stian Thoresen; Wisløff, Ulrik. (2009) Strength training versus aerobic interval training to modify risk factors of the metabolic syndrome. ECSS 2009-06-24 - 2009-06-27
  • Interview
    Tjønna, Arnt Erik. (2009) Trening kan oppveie risiko ved overvekt. helsebiblioteket.no helsebiblioteket.no [Internet] 2009-12-08
  • Interview
    Tjønna, Arnt Erik; Henningson, Maria. (2009) Topptrent på 3 X 17 minutter. Dagens Næringsliv Dagens Næringsliv [Newspaper] 2009-07-14
  • Interview
    Tjønna, Arnt Erik; Lein, Marthe. (2009) Heller trening enn slanking. NHI.NO NHI.NO [Internet] 2009-11-05
  • Interview
    Tjønna, Arnt Erik; Henningson, Maria. (2009) Topptrent på 3 X 17 minutter. DN.no DN.no [Internet] 2009-07-14
  • Interview
    Tjønna, Arnt Erik; Nilsen, Lisbeth. (2009) Trening kan oppveie overvekt. Dagens Medisin Dagens Medisin [Internet] 2009-09-15
  • Interview
    Tjønna, Arnt Erik. (2009) Heller trening enn slanking. http://www.viddi.no/kroppogsjel/m/10?cmd=simple&group=search http://www.viddi.no/kroppogsjel/m/10?cmd=simple&group=search [Internet] 2009-11-05
  • Academic lecture
    Støbakk, Per Kristian; Hatle, Håvard; Mølmen, Harald Edvard; Brønstad, Eivind; Stølen, Tomas; Tjønna, Arnt Erik. (2009) EFFECTS OF FREQUENCY OF EXERCISE FOR IMPROVING AEROBIC CAPACITY: TRAINING AND DE-TRAINING. European College of Sports Science 14th annual congress of the European College of Sports Science , Oslo 2009-06-24 - 2009-06-27
  • Poster
    Ingul, Charlotte Bjørk; Brønstad, Eivind; Tjønna, Arnt Erik; Rognmo, Øivind; Dalen, Håvard; Wisløff, Ulrik. (2009) Improved left- and right ventricular function after exercise training in COPD patients. European society of cardiology ESC Congress 2009 , Barcelona 2009-08-29 - 2009-09-02
  • Poster
    Stensvold, Dorthe; Tjønna, Arnt Erik; Skaug, Eli-Anne; Stølen, Tomas; Aspenes, Stian Thoresen; Wisløff, Ulrik. (2009) Maximal strenght training versus aerobic interval training to modify risk factors of the metabolic syndrome. Acta Physiologica International Symposium 2009-09-30 - 2009-10-01
  • Poster
    Mølmen, Harald Edvard; Stølen, Tomas; Wisløff, Ulrik; Aamot, Ingerlise; Schjerve, Inga Ekeberg; Tyldum, Gjertrud Aunet. (2009) Aerobic interval training decreases blood pressure more than moderate intensity training in essential hypertension. European society of hypertension ESH 2009 , Milan 2009-06-12 - 2009-06-16
  • Poster
    Mølmen, Harald Edvard; Stølen, Tomas; Wisløff, Ulrik; Aamot, Ingerlise; Schjerve, Inga Ekeberg; Tyldum, Gjertrud Aunet. (2009) Aerobic interval training decreases blood pressure more than moderate intensity training in essential hypertension. European society of cardiology ESC 2009 , Barcelona 2009-08-29 - 2009-09-02

2008

  • Programme management
    Tjønna, Arnt Erik. (2008) Dømt som 18-åring. Schrødinger Katt Schrødinger Katt [TV] 2008-10-16
  • Academic lecture
    Ingul, Charlotte Bjørk; Stølen, Tomas; Støylen, Asbjørn; Tjønna, Arnt Erik; Wisløff, Ulrik; Ødegård, Rønnaug. (2008) Endurance training improves contractility and stroke volume at rest and during exercise in obese adolescents, a tissue Doppler study. Norsk Cardiologisk Selskap Norsk Cardiologisk Selskaps Vintermøte , Lillehammer 2008-02-01 - 2008-02-03
  • Academic lecture
    Evensen, Kari Anne Indredavik; Vik, Torstein; Steinshamn, Sigurd ; Tjønna, Arnt Erik; Stølen, Tomas; Høydal, Morten. (2008) EARLY ORIGIN OF ADULT DISEASE: Preterm birth, fetal growth retardation and cardiovascular risk factors in young adults. EAP, ESPR and ESPNIC 2nd congress of the European Academy of Pediatrics , Nice 2008-10-24 - 2008-10-28
  • Academic lecture
    Evensen, Kari Anne Indredavik; Vik, Torstein; Steinshamn, Sigurd ; Tjønna, Arnt Erik; Stølen, Tomas; Høydal, Morten. (2008) Different effects of preterm birth and fetal growth retardation on cardiovascular risk factors in adolescence. Pediatric Academic Societies Pediatric Academic Societies' Annual Meeting 2008 , Honolulu, Hawaii 2008-05-02 - 2008-05-06
  • Poster
    Ingul, Charlotte Bjørk; Tjønna, Arnt Erik; Stølen, Tomas; Støylen, Asbjørn; Wisløff, Ulrik. (2008) Recovery of myocardial function by tissue Doppler among obese adolescents after aerobic interval training. European Ass. of Echocardiography, European Soc. of Cardiolo Euroecho 2008 , Lyon 2008-12-10 - 2008-12-13

2007

  • Academic lecture
    Bye, Anja; Sørhaug, Sveinung; Ceci, Marcello; Høydal, Morten Andre; Stølen, Tomas; Heinrich, Garrett. (2007) Cardiovascular Effects of Carbon Monoxide. Inst. Sirkulasjon og Bildediagnostikk, NTNU Seminar on MR and US in small animal imaging , Medisinsk teknisk forskningssenter - det medisinske fakultet 2007-02-16 - 2007-02-17
  • Academic lecture
    Tjønna, Arnt Erik; Bye, Anja; Haram, Per Magnus; Loennechen, Jan Pål; Rognmo, Øivind; Slørdahl, Stig Arild. (2007) Superior cardiovascular effect of aerobic interval training versus continuous moderate exercise in patients with the metabolic syndrome: from rat to man. European Sosiety of Cardiology Europan Society of Cardiology Congress , Wien 2007-09-01 - 2007-09-05
  • Poster
    Tjønna, Arnt Erik; Rognmo, Øivind; Bye, Anja; Stølen, Tomas; Haram, Per Magnus; Smith, Godfrey L. (2007) Superior cardiovascular effect of interval training versus moderate exercise in patients with the metabolic syndrome. American College of Sports Medicine American College of Sports Medicine , New Orleans 2007-05-30 - 2007-06-02

2006

  • Interview
    Tjønna, Arnt Erik. (2006) High-intensity exercise improves HDL and fasting glucose levels in metabolic syndrome. theHEART.org theHEART.org [Internet] 2006-06-26
  • Academic lecture
    Tjønna, Arnt Erik; Rognmo, Øivind; Haram, Per Magnus; Stølen, Tomas; Bye, Anja; Loennechen, Jan Pål. (2006) Reversing Metabolic Syndrome with High Intensity Training. Institutt for sirkulasjon og Bildediagnostikk, NTNU Exercise in Medicine , Trondheim 2006-12-14 - 2006-12-15
  • Academic lecture
    Stølen, Tomas; Kemi, Ole Johan; Høydal, Morten Andre; Tjønna, Arnt Erik; Hafstad, Anne Dragøy; Larsen, Terje. (2006) Increased RyR lekage in diabetic heart: effects of exercise training. Exercise in Medicine 2006-12-14 - 2006-12-15
  • Academic lecture
    Stølen, Tomas; Rognmo, Øivind; Kahrs, Christian; Bjørnstad, Tor-Halvor; Bye, Anja; Tjønna, Arnt Erik. (2006) Endothalial function in highly endurance-trained and sedentary young men: effects of acute aerobic exercise. Euro Prevent 2006-05-11 - 2006-05-13
  • Academic lecture
    Tjønna, Arnt Erik. (2006) Kurs for leger/fysioterapauter: Testing og trening. NTNU, Institutt for Sirkulasjon og Bildediagnostikk Kurs , Trondheim 2006-05-04 - 2006-05-05
  • Academic lecture
    Tjønna, Arnt Erik; Rognmo, Øivind; Stølen, Tomas; Bye, Anja; Loennechen, Jan Pål; Slørdahl, Stig Arild. (2006) Endothelial function in individuals with Metabolic Syndrome: effects of acute and chronic aerobic exercise. European association for cardiovascular prevention and rehab EUROPREVENT 2006 , Athen 2006-05-11 - 2006-05-13
  • Academic lecture
    Tyldum, Gjertrud; Ekeberg-Schjerve, Inga; Tjønna, Arnt Erik; Stølen, Tomas; Mølmen Hansen, Harald Edvard; Haram, Per Magnus. (2006) Maximal strength training improves endothelial function similar to that observed after moderate intensity endurance training in obese adults. EuroPrevent , Athen 2006-05-11 - 2006-05-13
  • Academic lecture
    Tjønna, Arnt Erik; Rognmo, Øivind; Haram, Per Magnus; Stølen, Tomas; Loennechen, Jan Pål; Slørdahl, Stig Arild. (2006) Reversing Metabolic Syndrome with High Intensity Training. European association for cardiovascular prevention and rehab EUROPREVENT 2006 , Athen 2006-05-11 - 2006-05-13
  • Academic lecture
    Stølen, Tomas; Tjønna, Arnt Erik; Ødegård, Rønnaug; Wisløff, Ulrik. (2006) Reducing Cardiovascular Risk Factors in Obese Adolescents. Europrevent 2006-05-12 - 2006-05-14
  • Academic lecture
    Bye, Anja; Sørhaug, Sveinung; Stølen, Tomas; Høydal, Morten Andre; Tjønna, Arnt Erik; Steinshamn, Sigurd Loe. (2006) THE EFFECTS OF LONG-TERM CARBON MONOXIDE EXPOSURE ON CARDIOVASCULAR FUNCTION IN RATS. European Association for Cardiovascular Prevention and Rehab Euro Prevent 2006 , Athens, Greece 2006-05-11 - 2006-05-13
  • Academic lecture
    Bye, Anja; Sørhaug, Sveinung; Ceci, Marcello; Høydal, Morten Andre; Stølen, Tomas; Heinrich, Garrett. (2006) Cardiovascular effects of long-term carbon monoxide exposure in rats. Inst. Sirkulasjon og Bildediagnostikk, NTNU Exercise in Medicine , Trondheim 2006-12-14 - 2006-12-15
  • Academic lecture
    Tjønna, Arnt Erik; Haram, Per Magnus; Stølen, Tomas; Rognmo, Øivind; Bye, Anja; Loennechen, Jan Pål. (2006) Reversing Metabolic Syndrome with High Intensity Training. European society of cardiology and World Heart Federation World Congress of Cardiology 2006 , Barcelona 2006-09-02 - 2006-09-06
  • Poster
    Bye, Anja; Sørhaug, Sveinung; Stølen, Tomas; Tjønna, Arnt Erik; Høydal, Morten Andre; Ceci, M. (2006) SMOKING AND THE HEART: The effects of long-term carbon monoxide exposure on the cardiovascular system in rats. World Congress of Cardiology , Barcelona 2006-09-02 - 2006-09-06
  • Poster
    Tjønna, Arnt Erik; Rognmo, Øivind; Lee, Sang Jun; Haram, Per Magnus; Stølen, Tomas; Bye, Anja. (2006) Reversing Metabolic Syndrome with High Intensity Training. ISA International Symposium on Atherosclerosis , Roma 2006-06-18 - 2006-06-22
  • Poster
    Bye, Anja; Sørhaug, Sveinung; Stølen, Tomas; Tjønna, Arnt Erik; Høydal, Morten Andre; Steinshamn, Sigurd Loe. (2006) The effects of long-term carbon monoxide exposure on the cardiovascular system in rats. International Atherosclerosis Society (IAS) International Symposium on Atherosclerosis Rome , Rome 2006-06-18 - 2006-06-22
  • Poster
    Stølen, Tomas; Tjønna, Arnt Erik; Ødegård, Rønnaug; Wisløff, Ulrik. (2006) Reducing cardiovascular risk factors in obese adolescents. Atherosclerosis , Roma 2006-06-18 - 2006-06-22
  • Poster
    Stølen, Tomas; Tjønna, Arnt Erik; Ødegård, Rønnaug; Wisløff, Ulrik. (2006) Reducing cardiovascular risk factors in obese adolescents. World Congress of Cardiology 2006-09-02 - 2006-09-06

2005

  • Poster
    Tjønna, Arnt Erik. (2005) Effective endurance training in patients with metabolic syndrome. ESC, Heart Failure congress Konferanse , Lisboa 2005-06-11 - 2005-06-14
  • Academic lecture
    Wisløff, Ulrik; Støylen, Asbjørn; Loennechen, Jan Pål; Bruvold, Morten; Rognmo, Øivind; Haram, Per Magnus. (2005) Anti-remodelling effects of short-term high-intensity exercise training in patients with stable post-infarction heart failure. Cardiac rehabilitation and exercise physiology 2005-04-06 - 2005-04-10
  • Academic lecture
    Tjønna, Arnt Erik; Rognmo, Øivind; Haram, Per Magnus; Stølen, Tomas; Amundsen, Brage H.; Loennechen, Jan Pål. (2005) Endurance training in patients with metabolic syndrome. Cardiac rehabilitation and exercise physiology 2005-04-06 - 2005-04-10
  • Academic lecture
    Tjønna, Arnt Erik. (2005) Effektiv utholdenhetstrening av pasienter med metabolsk syndrom. Blodtrykksgruppe i Trondheim Foredrag , Trondheim 2005-12-02 -
  • Academic lecture
    Tjønna, Arnt Erik. (2005) Effective endurance training in patients with metabolic syndrome. Nordic congress in preventive cardiology and heart rehabilit Konferanse , Tønsberg 2005-06-16 - 2005-06-18
  • Academic lecture
    Tjønna, Arnt Erik; Stølen, Tomas. (2005) Effective endurance training in patients with metabolic syndrome. ESC Working Group on Cardiac Rehabilitation and Exercise Phy International konferanse i Belgia , Leuven, 2005-04-07 - 2005-04-10
  • Academic lecture
    Tjønna, Arnt Erik. (2005) Treningslære for fysioterapauter. Videreutdanning for Fysioterapauter i Trondheim Kurs , Trondheim 2005-10-18 -
  • Academic lecture
    Tjønna, Arnt Erik. (2005) Kurs i hjerte og lunge rehabilitering. Institutt for sirkulasjon og bildediagnostikk, NTNU Kurs , Røros 2005-11-17 - 2005-11-18
  • Academic lecture
    Stølen, Tomas; Tjønna, Arnt Erik; Ødegård, Rønnaug; Wisløff, Ulrik. (2005) How to lose weight and improve cardiovascular risk factors in obese adolescents?. Nordisk kongress i preventiv kardiologi 2005-06-16 - 2005-06-18

2004

  • Poster
    Tjønna, Arnt Erik; Høydal, Morten Andre; Hoff, Jan; Helgerud, Jan; Steinshamn, Sigurd Loe. (2004) Maximal strength training improves work economy in patietns with chronic obstructive pulmonary disease. American Physiological Society Konferanse , Austin 2004-10-06 - 2004-10-09
  • Academic lecture
    Kirkeby-garstad, Idar; Wisløff, Ulrik; Skogvoll, Eirik; Tjønna, Arnt-Erik; Stølen, Tomas; Stenseth, Roar. (2004) Klinisk mobilisering sammenlignet med sengesykling før og etter koronarkirurgi. Norsk Anestesiologisk Forening Norsk anestesiologisk høstmøte , Trondheim 2004-10-19 - 2004-10-22
  • Academic lecture
    Kirkeby-garstad, Idar; Wisløff, Ulrik; Tjønna, Arnt-Erik; Stølen, Tomas; Stenseth, Roar; Sellevold, Olav F Münter. (2004) The physiological response to light acute exercise early after coronary artery bypass surgery. ISB Cellular biology of exercise training in cardiovascular disease , Trondheim 2004-12-09 - 2004-12-10
  • Poster
    Høydal, Morten Andre; Tjønna, Arnt Erik; Steinshamn, Sigurd Loe; Hoff, Jan; Helgerud, Jan. (2004) Periphearal muscle adaptation to one leg endurance training in patients with Chronic obstructive pulmonary disease. American Physiological Society APS 2004 Intersociety meeting , Austin, texas 2004-10-06 - 2004-10-09

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