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Relative Energy Deficiency in Sport — MRCGP AKT MCQ

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ModerateMedical Conditions in SportRelative Energy Deficiency in SportMRCGP AKT

A 29-year-old rower has RED-S with low testosterone, low ferritin and recurrent stress injury. He asks why performance has deteriorated despite more training. What is the physiological explanation?

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Correct answer: C — Low energy availability impairs endocrine, bone, metabolic and recovery pathways

RED-S is driven by low energy availability relative to exercise expenditure. It can affect male athletes and impair multiple body systems relevant to performance and health. Treatment requires restoring energy availability and modifying training stress.

Reference: IOC RED-S consensus 2023; BJSM