W hen a woman with endometriosis has her monthly period, the blood and tissue shed from the endometrial growth has no way of leaving the body, hence resulting in internal bleeding, inflammation that result in pain, adhesions and bowel problems. Endometriosis is an incurable medical condition in which the lining of the uterus transplants itself outside of the uterus to the lining of the abdominal cavity and other organs-causing bloating, bleeding and pain.