A cram is a sudden, involuntary muscle contraction involving a single muscle or a series of muscle. This is happens when the body temporarily loses its ability to control the muscle.

The most common reasons for cramps are low potassium (which the body uses for muscle control), dehydration (which alter the availability of potassium and other minerals) and lack of fitness in the affected muscle group for the exercise its doing. All of these can contribute simultaneously.

Prevent cramps by staying well hydrated (which also reduces DCI risk) and eating a properly balanced diet. Bananas supply high potassium if you believe you need to boost your potassium levels. If you frequently experience cramps in a particular muscle group, exercise to develop those muscle