Toned biceps, bigger shoulders, increased strength; whatever your goal is for your arms, you've got to train the muscles. But if you're new to upper-body workouts, this four-move dumbbell routine is ...

A new study explains how a tiny enzyme switch helps muscles make energy during exercise and may even connect to diabetes risk ...

The truth is, maintaining strong muscles is essential for the health and quality of life of anyone, regardless of age or physical activity level. Beyond aesthetics, a robust musculature acts as a ...

Thirty marks the spot. Starting at this age, we begin to lose approximately three to eight percent of muscle mass per decade. With it, we also lose strength and mobility. Left unaddressed, this loss ...

Still dealing with a tight hip or weak glute—despite all the foam rolling, stretching, and strengthening? Or, maybe you’ve had an injury that keeps flaring up, even though you thought it was finally ...

Depending on the cause, physical therapy, massage, stretching, yoga, relaxation, heat, or other therapies may help release chronically tight muscles. Various factors can cause chronically tight or ...

Spinal muscular atrophy or “SMA” for short is a terrible disease in which a genetic mutation causes certain nerves responsible for sending signals to muscles to degenerate. This leads to muscles ...

Muscle loss, or atrophy, due to inactivity is common after illness, injury, hospitalization or falls, and becomes increasingly frequent with aging.

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