When taken exactly as prescribed, birth control pills are 99% effective at preventing pregnancy. But the pill becomes less effective if you don't take it at the same time every day, if you miss a ...

This — at least partly — explains why one type of birth control gets top honors as most effective for mood stability. Yaz, a combination birth control pill, is currently the only birth control ...

The fertility rate in the U.S. was on a constant decline between 2014 and 2020 and has fluctuated since then, CDC reports.