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.

In our increasingly fast and complex lifestyle, our body builds up stress and muscle tension of which we are unaware until ...

Medically reviewed by William Truswell, MD Esophageal spasms cause painful chest contractions and affect swallowing and digestion.Medications and peppermint oil can help relieve esophageal spasm ...

Lockjaw occurs when chewing muscles spasm, restricting the opening of the mouth. Diagnosis may involve a physical exam, blood tests, and imaging like CT scans or MRIs. Mild cases of lockjaw can be ...

Low levels of magnesium, potassium, or Vitamin B12 are linked to muscle spasms, which may play a role in the occurrence of ...