What causes cramps in stomach or legs?

Question

Muscle cramps have several causes. Some cramps result from overuse of your muscles. This typically occurs while you?re exercising.
Muscle injuries and dehydration can also trigger cramps. Dehydration is the excessive loss of fluids in the body. Low levels of any of the following minerals that contribute to healthy muscle function may also cause muscle cramps:
calcium
potassium
sodium
magnesium
Low blood supply to your legs and feet can cause cramping in those areas when you exercise, walk, or participate in physical activities.
In some cases, a medical condition can cause muscle cramps. These conditions include:
spinal nerve compression, which can cause muscle cramps in your legs when walking or standing
alcoholism
pregnancy
kidney failure
hypothyroidism, or low thyroid gland function
Other times, the cause of muscle cramps is unknown.

Sajeev Kumar · Accepted Answer

Muscle cramps have several causes. Some cramps result from overuse of your muscles. This typically occurs while you?re exercising.
Muscle injuries and dehydration can also trigger cramps. Dehydration is the excessive loss of fluids in the body. Low levels of any of the following minerals that contribute to healthy muscle function may also cause muscle cramps:
calcium
potassium
sodium
magnesium
Low blood supply to your legs and feet can cause cramping in those areas when you exercise, walk, or participate in physical activities.
In some cases, a medical condition can cause muscle cramps. These conditions include:
spinal nerve compression, which can cause muscle cramps in your legs when walking or standing
alcoholism
pregnancy
kidney failure
hypothyroidism, or low thyroid gland function
Other times, the cause of muscle cramps is unknown.