Endometriosis, a gynecological disorder that affects as many as 1 in 10 women. With symptoms being the most severe during the reproductive years don't necessarily disappear once a woman stops menstruating, according to a Harvard Study.
Endometriosis with symptoms including menstrual cramps, gastrointestinal problems, and pain during sex occurs when tissue similar to the lining of the uterus shows up on the walls of the abdominal cavity and the outer surfaces of the uterus, ovaries, fallopian tubes, bowel, bladder, and nearby organs