Prevalence of surrogate markers of relative energy deficiency in male Norwegian Olympic-level athletes

Author's accepted manuscript. Accepted author manuscript version reprinted, by permission, from [International Journal of Sport Nutrition and Exercise Metabolism, 2021, 31(6): 497-506, https://doi.org/10.1123/ijsnem.2020-0368]. © Human Kinetics, Inc. The syndrome of Relative Energy Deficiency in Sport (RED-S) includes wide-ranging effects on physiological and psychological functioning, performance, and general health. However, RED-S is understudied among male athletes at the highest performance levels. This cross-sectional study aimed to investigate surrogate RED-S markers prevalence in Norwegian male Olympic-level athletes. Athletes (n = 44) aged 24.7 ± 3.8 years, body mass 81.3 ± 15.9 kg,…