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.

Add Yahoo as a preferred source to see more of our stories on Google. Many of us have felt a muscle in some part of our body suddenly and involuntarily tighten, causing a twitch or even severe cramp.

What Causes Hand and Leg Cramps? Experiencing cramps in the hands and legs can be quite distressing, making it uncomfortable ...

In our increasingly fast and complex lifestyle, our body builds up stress and muscle tension of which we are unaware until ...

People sometimes refer to neurological conditions that cause dystonia (involuntary movement) as “dystonias.” There are many types, and they can affect people of different ages and in different ways.

Cerebral palsy can cause muscle spasms and many other hypertonic symptoms. The symptoms can be treated in a variety of ways, often starting with physical therapy. Cerebral palsy (CP) is a group of ...