A muscle spasm, also known as a muscle cramp, is a forceful, involuntary contraction. Abdominal muscles are particularly prone to spasms because they are so short and tend to stay contracted when ...

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 ...

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 ...

Though many people experience muscle twitching, it's often incorrectly identified as a muscle spasm. While both are involuntary contractions of a muscle, muscle spasms and muscle twitching aren't ...

Diaphragm flutter — also known as diaphragmatic flutter or diaphragmatic myoclonus — is a rare disorder in which your diaphragm experiences repeated involuntary contractions. The diaphragm is a muscle ...

An esophageal spasm occurs when the esophageal muscles contract abnormally. (These muscles are located in the esophagus, the ...

Dear Dr. Roach: I am a 60-year-old female who went through menopause at age 45. My belly has blown up like a balloon, and I am often asked by people in public if I am pregnant. This is embarrassing. I ...