Do you ever have a muscle that seems to have a mind of its own, causing an uncontrollable twitch or spasm in your eyelid, leg or other part of your body? If so, you're in good company. These ...

Muscle ultrasound may be a useful tool in diagnosing later-onset spinal muscular atrophy (SMA), according to a new study that compared the technique to physical examinations and electromyography (EMG) ...

In 2021, just shy of my 25th birthday, I was in the best shape of my life—I had just hit personal records in preparation for my first powerlifting competition. But one day I bent down to pick ...

You're relaxing on the sofa when suddenly your eyelid starts twitching. Or perhaps it's a muscle in your arm, your leg, or your foot that begins to spasm—sometimes for a few seconds, sometimes for ...