Menstruation suppression is becoming more common as more doctors tell their patients it's ok to skip your period. Doctors are just beginning to study the short-term effects of menstruation suppression on women's health. There is a pill now on the market in the US designed to help women suppress their period. Prescriptions for the drug are skyrocketing — and so are the sales. In fact, some wonder what exactly is driving it — medicine or the marketplace. The physiological, cultural and psychological debate is explored in this candid documentary.