2023

• Martins, Catia ; Nymo, Siren; Aukan, Marthe Isaksen; Røkenes, Jessica Ann; Coutinho, Sílvia; Hunter, Gary R. (2023) Association between ß-Hydroxybutyrate Plasma Concentrations after Hypocaloric Ketogenic Diets and Changes in Body Composition. Journal of Nutrition
  Academic article
• Alho Letra Martins, Catia Patricia; Nymo, Siren; Coutinho, Sílvia; Rehfeld, Jens F.; Hunter, Gary R.; Gower, Barbara A.. (2023) Association between Fat-Free Mass Loss, Changes in Appetite, and Weight Regain in Individuals with Obesity. Journal of Nutrition
  Academic article
• Aukan, Marthe Isaksen; Skårvold, Silje; Brandsæter, Ingrid Øfsti; Rehfeld, Jens Frederik; Holst, Jens Juul; Nymo, Siren. (2023) Gastrointestinal hormones and appetite ratings after weight loss induced by diet or bariatric surgery. Obesity
  Academic article
• Bjerkan, Kirsti; Sandvik, Jorunn; Nymo, Siren; Græslie, Hallvard; Johnsen, Gjermund; Mårvik, Ronald. (2023) Vitamin and Mineral Deficiency 12 Years After Roux-en-Y Gastric Bypass a Cross-Sectional Multicenter Study. Obesity Surgery
  Academic article

2022

• Aukan, Marthe Isaksen; Brandsæter, Ingrid Øfsti; Skårvold, Silje; Finlayson, Graham; Nymo, Siren; Coutinho, Silvia. (2022) Endring i hedonisk sult og matbelønning etter vekttap. Norsk tidsskrift for ernæring (NTFE)
  Abstract
• Bjerkan, Kirsti Kverndokk; Sandvik, Jorunn; Nymo, Siren; Græslie, Hallvard; Johnsen, Gjermund; Mårvik, Ronald. (2022) The Long-Term Impact of Postoperative Educational Programs on Weight Loss After Roux-en-Y Gastric Bypass. Obesity Surgery
  Academic article
• Aukan, Marthe Isaksen; Nymo, Siren; Ollestad, Karoline Haagensli; Bøyesen, Guro Akersveen; Newsom, Julia Nicole; Rehfeld, Jens Frederik. (2022) Differences in gastrointestinal hormones and appetite ratings among obesity classes: Gastrointestinal hormones and appetite in obesity. Appetite
  Academic article
• Nymo, Siren; Lundanes, Julianne; Aukan, Marthe Isaksen; Sandvik, Jorunn; Johnsen, Gjermund; Græslie, Hallvard. (2022) Diet and physical activity are associated with suboptimal weight loss and weight regain 10–15 years after Roux-en-Y gastric bypass: A cross-sectional study. Obesity Research and Clinical Practice
  Academic article
• Belgau, Ingrid Martine; Johnsen, Gjermund; Græslie, Hallvard; Mårvik, Ronald; Nymo, Siren; Bjerkan, Kirsti Kverndokk. (2022) Frequency of cholelithiasis in need of surgical or endoscopic treatment a decade or more after Roux-en-Y gastric bypass. Surgical Endoscopy
  Academic article
• Aukan, Marthe Isaksen; Brandsæter, Ingrid Øfsti; Skårvold, Silje; Finlayson, Graham; Nymo, Siren; Coutinho, Silvia. (2022) Changes in hedonic hunger and food reward after a similar weight loss induced by a very low-energy diet or bariatric surgery. Obesity
  Academic article
• Nymo, Siren; Skjølsvold, Oda; Aukan, Marthe Isaksen; Finlayson, Graham; Græslie, Hallvard; Mårvik, Ronald. (2022) Suboptimal Weight Loss 13 Years After Roux-en-Y Gastric Bypass: Is Hedonic Hunger, Eating Behaviour and Food Reward to Blame?. Obesity Surgery
  Academic article
• Sandvik, Elfrid Christine Smith; Aasarød, Kristin Matre; Johnsen, Gjermund; Hoff, Dag Arne Lihaug; Kulseng, Bård Eirik; Hyldmo, Åsne Ask. (2022) The Effect of Roux-en-Y Gastric Bypass on Non-Alcoholic Fatty Liver Disease Fibrosis Assessed by FIB-4 and NFS Scores—An 11.6-Year Follow-Up Study. Journal of Clinical Medicine
  Academic article
• Nymo, Siren; Lundanes, Julianne; Aukan, Marthe Isaksen; Sandvik, Jorunn; Johnsen, Gjermund; Græslie, Hallvard. (2022) Diet and physical activity are associated with suboptimal weight loss and weight regain 10–15 years after Roux-en-Y gastric bypass: A cross-sectional study. Obesity Research and Clinical Practice
  Academic article
• Nymo, Siren; Skjølsvold, Oda Børresen; Aukan, Marthe Isaksen; Finlayson, Graham; Græslie, Hallvard; Mårvik, Ronald. (2022) Suboptimal Weight Loss 13 Years After Roux-en-Y Gastric Bypass: Is Hedonic Hunger, Eating Behaviour and Food Reward to Blame?. Obesity Surgery
  Academic article

2021

• Sandvik, Jorunn; Bjerkan, Kirsti Kverndokk; Græslie, Hallvard; Hoff, Dag Arne Lihaug; Johnsen, Gjermund; Kløckner, Christian. (2021) Iron Deficiency and Anemia 10 Years After Roux-en-Y Gastric Bypass for Severe Obesity. Frontiers in Endocrinology
  Academic article
• Strømmen, Magnus; Kløckner, Christian; Bjerkan, Kirsti Kverndokk; Græslie, Hallvard; Hoff, Dag Arne Lihaug; Johnsen, Gjermund. (2021) Characteristics of Patients Reporting Presumed Problematic Drinking Behavior After Gastric Bypass: Exploring Long-Term Data From the BAROBS Study. Frontiers in Endocrinology
  Academic article
• Thorsen, Brit; Gjeilo, Kari Hanne; Sandvik, Jorunn; Follestad, Turid; Græslie, Hallvard; Nymo, Siren. (2021) Self-Reported Gastrointestinal Symptoms Two To Four Years After Bariatric Surgery. A Cross-Sectional Study Comparing Roux-en-Y Gastric Bypass and Laparoscopic Sleeve Gastrectomy. Obesity Surgery
  Academic article
• Nymo, Siren; Kleppe, Malin Mandelid; Coutinho, Silvia; Rehfeld, Jens F.; Kulseng, Bård Eirik; Martins, Catia. (2021) Association between habitual sleep duration/quality and appetite markers in individuals with obesity. Physiology and Behavior
  Academic article
• Sørlie, Vilde; De Soysa, Ann Kristin Hjelle; Hyldmo, Åsne Ask; Retterstøl, Kjetil; Martins, Catia; Nymo, Siren. (2021) Effect of a ketogenic diet on pain and quality of life in patients with lipedema: The LIPODIET pilot study. Obesity Science & Practice
  Academic article

2020

• DeBenedictis, JN; Nymo, Siren; Ollestad, Karoline Haagensli; Bøyesen, Guro Akersveen; Rehfeld, JF; Holst, JJ. (2020) Changes in the homeostatic appetite system after weight loss reflect a normalization towards a lower body weight. J Clin Endocrinol Metab. . Journal of Clinical Endocrinology and Metabolism (JCEM)
  Academic article
• Martins, Catia; Nymo, Siren; Truby, Helen; Rehfeld, JF; Hunter, Gary R; Gower, Barbara A. (2020) Association between ketosis and changes in appetite markers with weight loss following a very-low energy diet. . Obesity
  Academic article

2019

• Lyngstad, Anna; Nymo, Siren; Coutinho, Silvia; Rehfeld, Jens F.; Truby, Helen; Kulseng, Bård Eirik. (2019) Investigating the effect of sex and ketosis on weight-loss-induced changes in appetite. American Journal of Clinical Nutrition
  Academic article
• Nymo, Siren; Coutinho, Silvia; Rehfeld, Jens F.; Truby, Helen; Kulseng, Bård Eirik; Martins, Catia. (2019) Physiological predictors of weight regain at 1-year follow-up in weight-reduced adults with obesity. Obesity
  Academic article
• Nymo, Siren; Johnsen, Gjermund; Mårvik, Ronald; Græslie, Hallvard; Kulseng, Bård Eirik; Sandvik, Jorunn. (2019) Patient satisfaction more than ten years after Roux-en-Y gastric bypass. Obesity Surgery
  Abstract

2018

• Nymo, Siren; Coutinho, Silvia dos Santos Ribeiro F; Torgersen, Linn-Christin H.; Bomo, Ola Jakob; Haugvaldstad, Ingrid; Truby, Helen. (2018) Timeline of changes in adaptive physiological responses, at the level of energy expenditure, with progressive weight loss. British Journal of Nutrition
  Academic article
• Nymo, Siren; Coutinho, Silvia dos Santos Ribeiro F; Eknes, Pia Henriette; Vestbøstad, Ida Mariann; Rehfeld, Jens Frederik; Truby, Helen. (2018) Investigation of the long-term sustainability of changes in appetite after weight loss. International Journal of Obesity
  Academic article

2017

• Nymo, Siren; Coutinho, Silvia dos Santos Ribeiro F; Jørgensen, Jeanette; Rehfeld, JF; Truby, H; Kulseng, Bård Eirik. (2017) Timeline of changes in appetite during weight loss with a ketogenic diet. International Journal of Obesity
  Academic article

2014

• Nymo, Siren. (2014) Få menn ønsker å bli fedmeoperert. Trønder-avisa
  Interview Journal