Fitness Archives | Med Fit Consulting, Inc

Achilles Tendinopathy: The Endurance Athlete’s Slow-Burn Struggle

By Jerald Cook MD | June 4, 2025 |

Achilles tendinopathy is a degenerative condition of the Achilles tendon, commonly affecting runners and triathletes. Unlike acute ruptures, tendinopathy involves a chronic failure of the tendon to heal—often triggered by repetitive overload without adequate recovery. It manifests with pain, stiffness, and impaired performance, especially during or after training. Increasing running training volume too quickly is…

Is Muck’s Best Good Enough?

By Jerald Cook MD | October 10, 2024 |

Muck tests himself at a club race, hoping to stand on the top of the podium. Does he have what it takes?

Muck’s Mucked up PR

By Jerald Cook MD | September 20, 2024 |

Based on true stories…Muck stood in the transition area, shifting uncomfortably in his wetsuit, hugging him in places it had no business hugging. I think my wetsuit shrunk, he chuckled to himself.

Growth Hormone Abuse and Detection in Athletes

By Jerald Cook MD | January 12, 2021 |

Recombinant human growth hormone (rhGH) is often abused in sports for its performance-enhancing effects. Despite its widespread use, research shows no clear benefit for athletes who are not growth hormone deficient. Detection is challenging, but biomarkers like IGF-1 and fibronectin 1 are used to identify rhGH misuse.