Our Muscle Spasms Main Article provides a comprehensive look at the who, what, when and how of Muscle Spasms

Definition of Spasm

Spasm: A brief, automatic jerking movement. A muscle spasm can be quite painful, with the muscle clenching tightly. A spasm of the coronary artery can cause the pain of angina. Spasms in various types of tissue may be caused by stress, medication, and overexercise.


Last Editorial Review: 3/19/2012

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