Posterior shoulder dislocation occurs when the top of the upper arm bone, known as the humerus, moves backward out of its socket. This causes pain, muscle spasms, and a limited range of motion. The ...

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 ...

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 ...

Have you ever been trying to sleep, only to have your sleep derailed by pain in your shoulder? What could possibly be causing it? And is there anything you can do about it? There are several possible ...

OAKLAND, CA - MAY 26: Derek Jeter #2 of the New York Yankees hits a single that scored Eric Chavez #12 in the third inning against the Oakland Athletics at O.co Coliseum on May 26, 2012 in Oakland, ...

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 ...

Whether it’s a dull ache or sharp spasm, pain between the shoulder blades can be caused by a variety of things. It can be due to bad posture while staring at a computer screen all day, an exercise ...

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 ...

‌Hemifacial spasm is a disorder of the nerves and muscles that causes nonpainful involuntary twitching on one side of the face. Many people refer to hemifacial spasms as lip muscle spasms. Hemifacial ...

ST. LOUIS — Astros third baseman Geoff Blum, who was scratched from the lineup Wednesday, is heading back to Houston to have his shoulder spasms evaluated. Blum will be examined by Astros physician Dr ...