We've all been there before. Running along the basketball court or swimming across the pool, when, all of a sudden, we experience a sharp pain in our foot or leg. Muscle cramps are common, affect ...

Poor sleep, difficulty moving and injuries from hitting something accidentally are just some of the challenges faced by suffers of often-painful involuntary muscle spasms. However, a new study ...

Poor sleep, difficulty moving and injuries from hitting something accidentally are just some of the challenges faced by suffers of often-painful involuntary muscle spasms. However, an Edith Cowan ...

Céline Dion revealed she's battling a rare neurological syndrome called stiff-person syndrome, which causes uncontrollable muscle spasms and makes it difficult for her to walk and sing.

Hemifacial spasm (HFS) is a rare movement disorder that causes involuntary muscle contractions on one side of the face. It typically starts with painless but annoying twitching around one eye. Over ...

Hemifacial spasms happen when a blood vessel puts excess pressure on a facial nerve, per the National Institute of Neurological Disorders and Stroke (NINDS). They can also be caused by external nerve ...