Question

When do menstrual period occur? and why does cramps occur??

Answer 1

menstural period occur in the age of 13... I don't know why does the cramps occur so sry..

Answer 2

Explanation:

Overuse of a muscle, dehydration, muscle strain or simply holding a position for a prolonged period can cause a muscle cramp. In many cases, however, the cause isn't known. Although most muscle cramps are harmless, some may be related to an underlying medical condition, such as: Inadequate blood supply.