Many of us have felt a muscle in some part of our body suddenly and involuntarily tighten, causing a twitch or even severe cramp. Muscle spasms are common and typically don't signal a severe health ...

Not only did Derek Jeter uncharacteristically drop a routine pop up last night, he also experienced muscle spasms in his right shoulder during the Yankees victory over the Red Sox. Derek Jeter says ...

Muscle cramps are caused by sudden and ... also known as a charley horse or muscle spasm. ... FACS, an orthopedic surgeon with Badia Hand to Shoulder Center in Doral, Florida. To drink ...

Muscle spasms are inconvenient, painful: Here's how to avoid them. More: Nearly 1 in 4 Americans is deficient in Vitamin D. How do you know if you're one of them?

With low amounts of GABA, a spasm can occur that makes the muscles very tense, she said. Such spasms can start in a particular muscle and then spread throughout the body.