Cramp

Cramps are sudden, tight pains that can happen in your muscles. It feels like your muscle is squeezed or like somebody is squeezing the muscle with their fist. It can last anywhere from a few seconds to a few minutes. They can hurt a lot, but they usually go away on their own. Cramps can happen in any muscle, like your arms, stomach, or legs. They can also happen during exercise or while you’re sleeping.