Avoiding injury is vital for any runner. But if you’re 50-plus, avoiding injury isn’t only about being cautious or doing less ...

According to the American Academy of Orthopaedic Surgeons, compartment syndrome is a "painful condition that occurs when ...

That deep ache you feel a day or two after training isn’t random—it’s a powerful biological signal that your body is rebuilding stronger than before.

Muscle soreness is part of every fitness journey—but knowing whether to train through it or rest can make or break your ...

Running is a spring-loaded sport—and no, I’m not just referring to the springy, carbon-plated super shoes that have swept the running world in recent years. Muscles and tendons themselves act like ...

Heart attacks, or acute myocardial infarction (MI), are one of the leading causes of death worldwide. The newly released Canadian Cardiovascular Society Classification of Acute Myocardial Infarction ...

Statins are a cornerstone of heart health, but muscle pain and weakness cause many patients to quit taking them. Scientists have now identified the precise molecular trigger behind these side effects.

Dehydration may be one cause of muscle cramps, and some evidence suggests that electrolyte imbalances also contribute to them. Muscle cramps are painful, involuntary contractions of the muscles that ...

While humans lose muscle within weeks of inactivity, brown bears preserve muscle during hibernation, offering clues for maintaining our muscle health.