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Musculoskeletal Health, Kidney and Liver Function in Retired Jockeys.

S Cullen1, A Donohoe1, A McGoldrick2

  • 1School of Health & Human Performance, Dublin City University, Dublin, Ireland.

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Retired jockeys showed no significant issues with bone health or kidney and liver function. However, current jockeys may face greater risks due to extreme weight cycling, necessitating long-term monitoring.

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Area of Science:

  • Sports Medicine
  • Occupational Health
  • Bone Metabolism

Background:

  • The health consequences of daily weight cycling in jockeys are not well understood.
  • Concerns exist regarding long-term effects on musculoskeletal health and organ function.

Purpose of the Study:

  • To assess musculoskeletal health, including bone mineral density (BMD).
  • To evaluate kidney and liver function in retired male jockeys.
  • To compare health markers based on professional racing disciplines.

Main Methods:

  • Recruited 28 retired male jockeys (aged 50-70).
  • Collected fasting blood samples for metabolic, kidney, and liver markers.
  • Performed dual-energy x-ray absorptiometry (DXA) for BMD assessment.

Main Results:

  • Mean whole-body osteopenia observed, with no significant differences between racing discipline groups.
  • Bone metabolism markers, micronutrients, electrolytes, hormones, and kidney/liver function markers were within normal clinical ranges.
  • No significant health differences were found between the groups.

Conclusions:

  • Retired jockeys in this cohort did not exhibit compromised bone health or organ function.
  • Potential differences in weight cycling severity between past and present jockeys may impact future health outcomes.
  • Longitudinal tracking of jockeys throughout their careers and beyond is recommended.