Endometriosis is a common gynecologic disease which can involve such severe pain that a patient’s quality of life is impacted, affecting their intimate relationships and day-to-day activities. Dr. Pamela Stratton, of the National Institute of Child Health and Human Development, explains a study investigating whether raloxifene will prevent the return of pain after surgical treatment of endometriosis. From the Series:2002 Medicine for the Public Lecture Series