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.

Feeling a muscle spasm in your abdomen can be a mildly annoying experience — or a downright painful one. In many cases, abdominal muscle spasms can be prevented by making changes in your eating and ...

Esophageal spasms occur when the esophagus contracts abnormally, and they can be painful and uncomfortable. When they happen, the movement of food and drink toward the stomach is disrupted and less ...

A muscle spasm — also known as a charley horse, muscle cramp or twitch — is a sudden, involuntary movement in one or more muscles. Common causes include stress, exercise, or dehydration, but nerve ...

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 ...