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High Serum Irisin Concentration Is Associated with More Disturbed Behavioural Eating Pattern in Adolescent Rhythmic
Liina Remmel1, Jaak Jürimäe1, Anna-Liisa Tamm2
1Institute of Sport Sciences and Physiotherapy, Faculty of Medicine, University of Tartu, 51008 Tartu, Estonia.
Children (Basel, Switzerland)
|November 27, 2024
Summary
Highly trained adolescent female athletes, particularly rhythmic gymnasts, exhibit more restrained eating patterns. These disordered eating behaviors correlate with elevated serum irisin levels, a hormone linked to energy homeostasis.
Area of Science:
- Sports Science
- Endocrinology
- Psychology
Background:
- Adolescent female athletes face intense pressure regarding body weight and shape.
- This demographic is at high risk for developing eating disorders.
Purpose of the Study:
- Compare behavioral eating patterns in trained female athletes versus untrained controls.
- Investigate associations between eating patterns and energy homeostasis hormones.
Main Methods:
- Study included 33 rhythmic gymnasts, 20 swimmers, and 20 untrained controls (ages 14-18).
- Assessed anthropometrics, body composition, training volume, energy intake, and hormones.
- Utilized the Eating Disorders Assessment Scale (EDAS) for behavioral eating pattern evaluation.
Main Results:
- Rhythmic gymnasts showed significantly higher restrained eating scores than controls.
- Higher EDAS scores (total and body image preoccupation) correlated with increased serum irisin in gymnasts.
Conclusions:
- Female rhythmic gymnasts display more restrained eating behaviors than untrained peers.
- Disturbed eating patterns in these athletes are linked to higher serum irisin concentrations.
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