Muscle twitching can occur in healthy people or those with neurological conditions. Find out the causes and how to treat and prevent muscle twitches.

A 41-year-old man, who initially noticed twitching in his left arm, which he ignored, thinking it was nothing more than a usual nerve issue, was diagnosed with life-threatening amyotrophic lateral ...

Fast-twitch muscles are responsible for high-intensity work like heavy lifting and sprinting. Here's how to build them and keep them healthy.

A 41-year-old man, who initially noticed twitching in his left arm, which he ignored, thinking it was nothing more than a usual nerve issue, was diagnosed with life-threatening amyotrophic lateral ...

A Florida man's muscle spasms seemed harmless at first, but eventually progressed and led to him being diagnosed with ...

Looking for solid arm workouts with weights that don't require much equipment? Grab a pair of dumbbells and crank out these top arm-toning exercises, pronto.

Sara Penuela Rodriguez (left), an interdisciplinary neuroscience doctoral student, administers infrared laser light therapy ...

Many people still believe that building muscle means living at the gym and constantly training. Fresh evidence shows it's ...

Arms falling asleep at night, that uncomfortable "pins and needles" numbness, most often results from sleeping in a position that compresses nerves in the arm or shoulder. Sometimes, arm numbness at ...

Discover how a biceps rupture happens, what signs to look for, and the best ways to treat it through physical therapy, medication, or surgery.

As Brits continue to bask in scorching weather, it's important to be aware of the potential risks associated with extreme ...