Uterine fibroids are benign noncancerous tumors affecting women. Fibroids, also called leiomyomas, are made of muscle cells forming into balls and bumps that grow in the uterus.
Endometriosis happens when tissue similar to the lining of the uterus (womb) grows outside of the uterus. It may affect more than 11% of American women between 15 and 44