Add Yahoo as a preferred source to see more of our stories on Google. Many of us have felt a muscle in some part of our body suddenly and involuntarily tighten, causing a twitch or even severe cramp.

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.

An esophageal spasm is the sudden, abnormal squeezing of the food pipe (esophagus) -- the tube that carries food from your mouth to your stomach. Doctors are not sure what causes esophageal spasms, ...

It would be very rare if you have never experienced either a spasm or cramp in your life, but it wouldn't be surprising if you do not know which are the differences between the two for your muscles.

They wrench you awake in the middle of the night, or send you clutching for your calf during your morning run. Like your girlfriend’s bad moods, muscle spasms seem to flare up without warning. The bad ...

‌Hemifacial spasm is a disorder of the nerves and muscles that causes nonpainful involuntary twitching on one side of the face. Many people refer to hemifacial spasms as lip muscle spasms. Hemifacial ...

Esophageal spasms cause painful chest contractions and affect swallowing and digestion. Medications and peppermint oil can help relieve esophageal spasm symptoms. Contact a doctor if spasms last more ...

Back spasms are involuntary muscle contractions. They can happen because of muscle weakness, overuse, or injury. Muscle strains can cause sudden pain and spasms, often occurring in the lower back from ...

Background A 28-year-old woman presented to hospital after an episode of severe lower back spasms that occurred during a stressful family gathering. She had a history of progressive difficulty bending ...

Degenerative disc disease refers to the natural aging of your spinal discs. Your spine is made up of bones (vertebrae) that interlock, which are cushioned by soft discs that absorb shock to your spine ...

Esophageal spasms occur when the esophagus contracts abnormally, and they can be painful and uncomfortable. When they happen, the movement of food and drink toward the stomach is disrupted and less ...