For athletes across all sports, few experiences are as agonizing as being forced to leave competition with a sudden muscle cramp. These painful, uncontrolled spasms – formally known as ...

Infectious or chronic diseases such as long COVID, Alzheimer’s disease and traumatic brain injury can cause inflammation in the brain, or neuroinflammation, that weakens muscles. While scientists are ...

Men’s leggings have become an essential part of modern fitness apparel, providing both comfort and performance benefits. Athletes across different sports now rely on compression-based gear to improve ...

You know that feeling, right? You reach the end of the day (or sometimes, even mid-morning!) and feel completely wiped out.

Have you ever headed out for a run on a frosty morning and wondered why your legs feel heavier much sooner than usual? Rest assured – you’re not alone. Cold weather places several additional ...

Forget what you’ve heard about "toning" vs. "building"—science proves all muscle is created equal, and your ultimate look depends on two factors you can actually control.

Muscle cells' "power stations" function less effectively in people with long COVID, potentially explaining the persistent fatigue that's a hallmark of the condition. That's the finding of a Dutch ...

For people with paralysis or amputation, neuroprosthetic systems that artificially stimulate muscle contraction with electrical current can help them regain limb function. However, despite many years ...

Add Yahoo as a preferred source to see more of our stories on Google. A new study identified various abnormalities in the muscle tissue of the patients with long COVID. Photo by Adobe Stock/HealthDay ...