Add Yahoo as a preferred source to see more of our stories on Google. A muscle spasm, also known as a cramp, twitch or charley horse, is the sudden and involuntary forced contraction of a muscle.

Rory McIlroy withdrew from the third round of the Arnold Palmer Invitational on Saturday when he felt muscle spasms in his ...

Add Yahoo as a preferred source to see more of our stories on Google. You've likely heard of sciatica before. The shooting pain that runs down your lower back, buttocks and leg can disrupt your daily ...

Myofascial pain syndrome involves a cycle of muscle spasm and pain. Trigger points in muscles can cause pain in the area and ...