A muscle spasm — also known as a charley horse, muscle cramp or twitch — is a sudden, involuntary movement in one or more muscles. Common causes include stress, exercise, or dehydration, but nerve ...

A bladder spasm, also known as detrusor hyperreflexia, is when the bladder muscle squeezes involuntarily without warning. In addition to pain or discomfort, the spasms can lead to bladder leakage or ...

"Oh, my aching back!" Everyone has uttered these words at some point, in response to the sharp, sudden pain that comes with back spasms. This article will explore the causes of back spasms, their ...

Esophageal spasms cause painful chest contractions and affect swallowing and digestion. Medications and peppermint oil can ...

A back spasm involves a sudden, involuntary muscle contraction that can be set off by something as routine as lifting a bag or sitting for too long. Muscle fatigue, dehydration, and nerve irritation ...