Add Yahoo as a preferred source to see more of our stories on Google. Emergency contraception methods, like Plan B, help prevent pregnancy up to five days after having unprotected sex. (Photo: Getty ...

This is the fifth installment in a series of articles about the science of various aspects of college life. Any Brown student can schedule an appointment with Student Health Services to review various ...

A new study shows the dosage of hormones in birth control pills can be reduced by as much as 92% and still prevent ovulation. As low as 10% of the total exogenous estrogen dose in constant ...