Story perspectives
High-Intensity Workouts Linked to Rare Rhabdomyolysis Cases
9/23/2025
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Story summary
- Rhabdomyolysis can be triggered by high-intensity exercise such as running, with contents leaking into the bloodstream.
- Symptoms include severe muscle aches, dark urine, fatigue, and weakness, may appear days after injury.
- Professor William O. Roberts notes risk rises with drastic changes in training volume or intensity.
- NHS' Scottish Muscle Network says cases are uncommon, often linked to prolonged exercise.
