http://www.ivf.com/ch17mb.html
"When we had sex on our wedding night, instead of having an ultimate experience with my husband, sex was so painful I ended up in tears," Marilyn P. wrote to her Witsendo friends. "I thought something was wrong with me . . .that I was frigid or something.
"When I went to the doctor, I told him I'd always had some pain with my periods but that my cramps were getting worse.
"He did a pelvic exam and I screamed when he touched my left ovary. After doing an ultrasound examination, he told me that my left ovary was swollen to twice its normal size. He also felt small bumps behind my uterus. He recommended doing a laparoscopy to find out what was going on.
"That's when I got the news: endometriosis at the ripe old age of twenty-three, and that I had probably had endometriosis as a teenager! What a way to start married life."
What is it?
[ There is much more to read about endometriosis at this web site; and the information is excellent! ]