These common causes of muscle spasms are usually minor conditions that easily resolve. But you should talk with your doctor if you suspect a medication is causing your muscle twitching.

A muscle spasm, also known as a cramp, twitch or charley horse, is the sudden and involuntary forced contraction of a muscle. Experts weigh in on what's behind this sudden discomfort, when to be ...

An esophageal spasm occurs when the esophageal muscles contract abnormally. (These muscles are located in the esophagus, the tube that carries food to the stomach.) Often triggered by eating ...

Myofascial pain syndrome, a very common condition, is a collection of signs and symptoms in a particular area of the body. Myofascial pain syndrome is not the same as a back muscle spasm, although it ...

DEAR DR. ROACH: I've had muscle spasms and cramping in my lower legs and feet for quite some time. It almost always happens when I'm laying in bed and in the early morning hours. If I stand up and ...

Electrical stimulation of the spinal cord is a promising strategy for reestablishing walking after spinal cord injury, recent studies show. But for patients suffering from muscle spasms, the ...

Electrical stimulation of the spinal cord is a promising strategy for reestablishing walking after spinal cord injury, recent studies show. But for patients suffering from muscle spasms, the ...

If your resolutions for the new year include fitness, you may be wondering how long you’ll have to work to start seeing changes in your muscle definition. Many people expect to see quick results ...

It is under development for the treatment of prevention of cervical dystonia, hypersalivation, atrial fibrillation (AF) after cardiac surgery, improvement of calf muscle hypertrophy, essential tremor ...

It's not exactly clear what causes DOMS. Researchers have proposed connective tissue damage, muscle damage and spasms, and inflammation are possible culprits. For example, research has found that ...