For women trying not to get pregnant, life should be easy. Conception can only happen 12-24 hours after ovulation. Sure, sperm may last as many as 3-4 days in the genital tract, hanging around for the ...

The Natural Cycles app aims to prevent pregnancy by evaluating a woman’s daily temperature and menstruation data. The app — which uses this information to calculate which days a woman is at a high or ...

Twelve years ago his daughter came to him with a fertility chart, asked him what all the graphs and numbers meant. After puzzling over it for hours, Los Angeles Lawyer Maurice Gordon decided that the ...