What causes muscle spasms?

Peggy Brill

Physical Therapy

Muscle spasms are very common, and tend to occur when your muscles and your spine are out of sync, for whatever reason. Watch physical therapist Peggy Brill discuss why muscle spasms happen, and how a foam roller can help to relieve spasms.

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National Academy of Sports Medicine

A muscle twitch is usually caused by an imbalance or lack of the essential nutrients needed to creat...

Dr. Mehmet Oz, MD

A charley horse is nothing more than a muscle spasm that, while quick and harmless, can still be...

Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.

Muscle Spasm

Muscle spasms can be harmless, caused by a minor muscle contraction, or the sign of something more serious. This muscle contraction can occur in various parts of the body, too. A common leg muscle spasm is known as a charley horse, and it typically happens at night due to dehydration or an imbalance of electrolytes. Some people also experience back spasms when their muscles and spine are out of sync. Learn more about causes and treatment for muscle spasms with expert advice from Sharecare.

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