Alterations in electrolyte levels can affect how the muscles contract and relax, leading to cramps in your hands and fingers. Magnesium plays a vital role in controlling muscle contractions.

In general, tetany involves overly stimulated neuromuscular activity. Tetany is an involuntary muscle cramp or spasm due to abnormal alterations in the body’s electrolytes (especially calcium).

Read on to learn four medical causes of hand cramps, plus a few steps you can take to get relief. 1. Dehydration "In my experience, the most common causes of muscle cramps are dehydration and ...

Hemifacial spasm (HFS) is a neurological disorder manifested by twitching on one side of the face due to involuntary contractions of the eyelid and other facial muscles. It usually begins gradually ...