organs.

Painful menstrual cramps can result from an excess of prostaglandins released from the uterus. Prostaglandins cause the uterine muscles to tighten and relax causing the menstrual cramps. This type of dysmenorrhea is called primary dysmenorrhea. Primary dysmenorrhea usually begins in the teens soon after the first period.

Secondary dysmenorrhea is the type of dysmenorrhea caused by another condition such

1.Previous
3.Next