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 ...

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 ...

Muscle cramps are sudden, involuntary, painful contractions of one or more muscles in the body. Also called Charley horses or muscle spasms, they are typically short in duration and can last anywhere ...

Even though it can cause excruciating and debilitating muscle spasms, most people had never heard of stiff person syndrome until late last year, when singer Celine Dion announced her diagnosis. This ...

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 ...

Stiff person syndrome (SPS) is a rare neurological disorder that causes muscle stiffness and repeated muscle spasms triggered by light touch, sudden noise, emotional distress, or exposure to cold ...

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