For the first time a birth control or contraception app has got approval from the US Food and Drug Administration (FDA) to be marketed as a method of contraception. Natural Cycles as the app is called uses data on daily body temperature and menstrual cycle to read the time when a woman is most likely to be fertile according to a recent media report by abc News. The app also updates users about dates they are likely to be more fertile and needs to stay away from sex or use a protection in case they do not want to be