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Ida Lysdahl Fahrenholtz

PhD Research Fellow

PhD student

PhD student, Sport Science, University of Agder (ongoing)

M.Sc. Human Nutrition, University of Copenhagen, 2016

B.Sc. Nutrition and Health, Metropol, Copenhagen, 2011

Research interests

Work experience

2017-2018: Scientific assistant, University of Copenhagen

2016-2017: Scientific assistant, University of Agder

2016-2018: Self-employed sports nutrition consultant

2016: Academic employer, Fysio Danmark

2011-2014: Dietitian in clinic

2009-2010: Project assistant, Danmarks Gymnastik og Idrætsforbund 

Academic interests

Relative Energy Deficiency in Sport (RED-S)

Disordered eating and eating disorders in sport

Sports nutrition

Pregnancy and training 

Projects

The FUEL project

Member of the research Group for Physiologic Adaptation in Sport and Physical Activity (PASPA)at the University of Agder (UIA).

Selected publications

Ida Lysdahl Fahrenholtz, Anna Katarina Melin, Paulina Wasserfurth, Andreas Stenling, Danielle Logue, Ina Garthe, Karsten Koehler, Maria Gräfnings, Mia Beck Lichtenstein, Sharon Madigan, Monica Klungland Torstveit (2022): Risk of Low Energy Availability, Disordered Eating, Exercise Addiction, and Food Intolerances in Female Endurance Athletes. Front Sports Act Living. doi: 10.3389/fspor.2022.869594.

Louise Burke, Ida Fahrenholtz, Ina Garthe, Bronwen Lundy, and Anna Melin: Low Energy Availability: Challenges and Aproaches to Measurement and Treatment in Louise Burke, Vicki Deakin and Michelle Minehan: Clinical Sports Nutrition, 6e, 2021.

Schacht S, Fahrenholtz IL, Melin A, Holm L, Tetens I. Assessing the validity of RMR equations in healthy Danish community-dwelling older adults. The 13th European Nutrition Conference, FENS 2019, was held at the Dublin Convention Centre, 15–18 October 2019.

Burke LM, Lundy B, Fahrenholtz IL, Melin AK. Pitfalls of Conducting and Interpreting Estimates of Energy Availability in Free-Living Athletes. Int J Sport Nutr Exerc Metab. 2018 Jul 1;28(4):350- 363. doi: 10.1123/ijsnem.2018-0142. 

Fahrenholtz IL, Sjödin A, Benardot D, et al. Within- day energy deficiency and reproductive function in female endurance athletes. Scand J Med Sci Sports. 2018;00:1–8. https://doi.org/10.1111/sms.13030 

Staal S, Sjödin A, Fahrenholtz et al. Low RMRratio as a marker for energy deficiency – the choice of predictive equation vital for correctly identifying male and female ballet dancers at risk. Int J Sport Nutr Exerc Metab. 2018 Feb 6:1-24. doi: 10.1123/ijsnem.2017-0327.

Torstveit MK, Fahrenholtz IL, Stenqvist T, et al. Within-day Energy Deficiency and Metabolic Perturbation in Male Endurance Athletes. Int J Sport Nutr Exerc Metab. 2018 Feb 6:1-28. doi: 10.1123/ijsnem.2017-0337. 

Staal S., Sjödin A., Fahrenholtz I., Aagaard H., Melin A. Low prevalence of impaired bone health in professional ballet dancers. Poster presentation at the 14th Scandinavian Congress of Medicine and Science in Sports, Copenhagen 02/2018 

Melin A, FahrenholtzIL, SjödinA, Tornberg Å, Skouby S, Sundgot-Borgen J 2018: Eating disorders in Danish and Swedish female endurance athletes – o

Scientific publications

  • Fahrenholtz, Ida; Melin, Anna K.; Garthe, Ina; Hollekim-Strand, Siri Marte; Ivarsson, Andreas; Koehler, Karsten; Logue, Danielle; Lundström, Petra; Madigan, Sharon; Wasserfurth, Paulina; Torstveit, Monica Klungland (2023). Effects of a 16-Week Digital Intervention on Sports Nutrition Knowledge and Behavior in Female Endurance Athletes with Risk of Relative Energy Deficiency in Sport (REDs). Nutrients. ISSN: 2072-6643. 15 (5). doi:10.3390/nu15051082.
  • Fahrenholtz, Ida; Melin, Anna Katarina; Garthe, Ina; Wasserfurth, Paulina; Ivarsson, Andreas; Hollekim-Strand, Siri Marte; Koehler, Karsten; Logue, Danielle; Madigan, Sharon; Gräfnings, Maria; Torstveit, Monica Klungland (2023). Short-term effects and long-term changes of FUEL—a digital sports nutrition intervention on REDs related symptoms in female athletes. Frontiers in Sports and Active Living. ISSN: 2624-9367. 5doi:10.3389/fspor.2023.1254210.
  • Fahrenholtz, Ida Lysdahl; Melin, Anna Katarina; Wasserfurth, Paulina; Stenling, Andreas; Logue, Danielle; Garthe, Ina; Koehler, Karsten; Gräfnings, Maria; Lichtenstein, Mia Beck; Madigan, Sharon; Torstveit, Monica Klungland (2022). Risk of Low Energy Availability, Disordered Eating, Exercise Addiction, and Food Intolerances in Female Endurance Athletes. Frontiers in Sports and Active Living. ISSN: 2624-9367. 4doi:10.3389/fspor.2022.869594.
  • Torstveit, Monica Klungland; Fahrenholtz, Ida Lysdahl; Lichtenstein, Mia Beck; Stenqvist, Thomas Birkedal; Melin, Anna Katarina (2019). Exercise dependence, eating disorder symptoms and biomarkers of Relative Energy Deficiency in Sports (RED-S) among male endurance athletes. BMJ Open sport & exercise medicine. ISSN: 2055-7647. 5 (1). doi:10.1136/bmjsem-2018-000439.
  • Torstveit, Monica Klungland; Fahrenholtz, Ida Lysdahl; Stenqvist, Thomas Birkedal; Sylta, Øystein; Melin, Anna (2018). Within-day Energy Deficiency and Metabolic Perturbation in Male Endurance Athletes. International Journal of Sport Nutrition & Exercise Metabolism. ISSN: 1526-484X. 28 (4). s 419 - 427. doi:10.1123/ijsnem.2017-0337.
  • Fahrenholtz, Ida Lysdahl; Sjödin, Anders; Benardot, Dan; Tornberg, Åsa; Skouby, Svend; Faber, Jens; Sundgot-Borgen, Jorunn; Melin, Anna (2018). Within-day energy deficiency and reproductive function in female endurance athletes. Scandinavian Journal of Medicine & Science in Sports. ISSN: 0905-7188. doi:10.1111/sms.13030.
  • Solstad, Bård Erlend; Fahrenholtz, Ida; Melin, Anna K.; Garthe, Ina; Waaland, Marlene; Torstveit, Monica Klungland (2023). THE EFFECT OF A DIGITAL INTERVENTION ON EATING AND WEIGHT CONCERNS AMONG FEMALE ENDURANCE ATHLETES WITH HIGH VERSUS LOW RISK OF EATING DISORDERS.
  • Fahrenholtz, Ida; Melin, Anna Katarina; Garthe, Ina; Ivarsson, Andreas; Koehler, Karsten; Logue, Danielle; Madigan, S; Wasserfurth, Paulina; Torstveit, Monica Klungland (2023). EFFECTS OF THE FUEL INTERVENTION ON MENSTRUAL FUNCTION IN COMPETITIVE FEMALE ENDURANCE ATHLETES WITH RISK OF RELATIVE ENERGY DEFICIENCY IN SPORT.
  • Fahrenholtz, Ida; Lohne-Seiler, Hilde (2022). Derfor er det bra å trene under svangerskapet.
  • Fahrenholtz, Ida (2022). Trener du mer, må du spise mer.
  • Fahrenholtz, Ida (2022). Within-day energy deficiency and reproductive function in female endruance athletes.
  • Fahrenholtz, Ida (2022). The FUEL study – a practice orientated nutrition intervention for female endurance athletes for the management of relative energy deficiency in sport (REDS).
  • Fahrenholtz, Ida; Melin, Anna Katarina; Garthe, Ina; Hollekim-Strand, Siri Marte; Logue, Danielle; Koehler, Karsten; Madigan, Sharon; Wasserfurth, Paulina; Torstveit, Monica Klungland (2022). A 16-week online sports nutrition intervention reduces symptoms of eating disorders in female endurance athletes with risk of relative energy deficiency in sport (RED-S).

Last changed: 5.07.2022 14:07