What causes twitching?

Dr. Mehmet Oz, MD

Cardiology (Cardiovascular Disease)

Twitching is caused by involuntary reflexes of the muscles. Learn more about twitching in this video with Dr. Oz.

Continue Learning about Fasciculation (Muscle Twitch)

Honor Society of Nursing (STTI)

Fasciculation in spinal muscular atrophy (SMA) occurs mainly in the tongue muscle. There are several...

Honor Society of Nursing (STTI)

A deficiency in your diet, intense exercise, stress, or too much caffeine can increase your risk of ...

Honor Society of Nursing (STTI)

The cause of muscular fasciculation is diagnosed in several different ways depending on what the phy...

Honor Society of Nursing (STTI)

Fasciculation causes specific areas of muscle - most commonly the eyelids, calf muscle, or thumb - t...

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.

Fasciculation (Muscle Twitch)

Fasciculation, or muscle twitching, is involuntary movement of the muscles in an area of your body. Common areas for spasms or tremors to occur include the eyelid, calf or thumb. Muscle spasm causes range from stress to neurological problems. Learn more about prevention and treatment of fasciculation with expert advice from Sharecare.

Learn More