Many of us have felt a muscle in some part of our body suddenly and involuntarily tighten, causing a twitch or even severe ...

Understand the causes and symptoms of sprains, strains, and muscle spasms, and find how to prevent and treat these common musculoskeletal injuries.

If you have neck or back pain, or you’re dealing with some other condition that causes muscle spasms, your doctor might prescribe a muscle relaxer (or muscle relaxant) for you. Having a muscle ...