Spontaneous muscle twitching can be an early symptom of ALS and a sign that motor neurons are damaged. But other causes can also contribute to muscle twitching. Consulting a doctor can help identify ...

Sitting at your desk, a muscle in your leg palpitates quickly. Or a muscle under your eye flutters. These sudden twitches, known as fasciculation, occur commonly and seem random. Subscribe to read ...

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 ...

Benign fasciculation syndrome is persistent twitching in one or more muscles. A person may also experience tingling or numbness. Benign fasciculation syndrome (BFS) is rare and can be confused with ...

The clinical distinction between myopathic and neurogenic disorders of the motor unit is often difficult, since both lesions appear as flaccid, areflexic paralyses, often with variable muscular ...

Dear Doctor: I am a 79-year-old woman, and I have in the past had night cramps that went away when I stamped my foot. When it got worse, including a burning sensation, a muscle relaxant helped. It’s ...

Sometimes, people experience random muscle twitches that interrupt their normal daily activities. This is usually not harmful, but can produce discomfort. These random muscle twitches, known as ...

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 ...