Dehydration may be one cause of muscle cramps, and some evidence suggests that electrolyte imbalances also contribute to them. Muscle cramps are painful, involuntary contractions of the muscles that ...

Occasional leg cramps are considered common and usually harmless, especially after physical exertion, dehydration, or ...

World-renowned singer Celine Dion shared a vulnerable moment of her experience with stiff-person syndrome in a raw scene in the new documentary “I Am: Celine Dion.” The film, released Tuesday on Prime ...

Though many people experience muscle twitching, it's often incorrectly identified as a muscle spasm. While both are involuntary contractions of a muscle, muscle spasms and muscle twitching aren't ...