My right pinky is twitching. Like every few seconds. This has happened on other fingers in the past, and goes away after a while, but seriously, WTF is ...

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.

For many stroke survivors, recovery is derailed by painful muscle stiffness and involuntary spasms that limit movement, ...

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Just when I thought I had a real handle on panic attacks (after all, I wrote a book on the topic), something new came to my attention. A number of people have recently mentioned that, during a panic ...

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 ...