Intense exercise routines are leading to cases of a potential life-threatening complication called rhabdomyolysis, according to health experts.
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The condition causes a breakdown of muscle tissue, releasing a damaging protein into the blood and possibly damaging the kidneys.
Muscle pain, weakness and severe swelling after intense exercise may warrant a trip to the doctor.
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It could lead to permanent kidney damage and needing lifelong dialysis.
Experts say staying well hydrated can help prevent rhabdo, but your best bet is knowing your limits.
Workout warning: Intense exercise may have deadly result
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