Add Yahoo as a preferred source to see more of our stories on Google. A muscle spasm, also known as a cramp, twitch or charley horse, is the sudden and involuntary forced contraction of a muscle.

Symptoms of spasticity — including chronic muscle stiffness, pain, and jerkiness of voluntary movements — can interfere with your daily activities. Left untreated, these symptoms may significantly ...

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 ...

Spasticity creates chronic muscle tightness and stiffness, which reduces overall mobility. If left unmanaged, spasticity may lead to complications, such as pain and frozen joints. Treatment for ...

Recently, Celine Dion announced that she has been diagnosed with a neurological disorder called Stiff-person syndrome (SPS). The singer revealed that she would be stepping away from music and ...

What is the cause of flexor and extensor spasms seen in patients with paraplegia? What is the prognosis in such patients? How do we manage such a problem? In a spinal cord injury resulting in ...

Muscle spasms can be a source of considerable pain in many people with fibromyalgia and chronic fatigue syndrome. Muscles clench and just won't relax, sometimes in spite of multiple treatments. These ...

Coronary artery spasms temporarily tighten the arteries that wrap around your heart. Your coronary arteries are blood vessels that supply blood and oxygen to your entire heart muscle. The artery walls ...

For many individuals living with multiple sclerosis (MS), muscle spasticity, an often painful and limiting symptom, can be one of the most persistent and frustrating aspects of the disease.