But if you're on a birth control method like an IUD or implant, then it's not necessary. This is because IUDs and implants are more than 99% effective on their own. Whether they're having casual ...

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 ...

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

But while they can help you track your cycle, they’re not as effective as other birth control methods to avoid getting pregnant. Research suggests some apps may be about 93% effective.

As with many types of birth control, however, people often don't use FABMs correctly, and effectiveness rates ... best way to observe its texture. To chart the changes in your mucus, you can ...