Birth control interactions occur when medications or supplements affect how well contraception works or increase side effects. These interactions vary depending on the type of birth control you use.

Certain types of birth control methods have been associated with reduced bone mineral density. The risk may be greater in people who start taking them during adolescence. Birth control medications ...

Evidence shows that birth control pills containing the hormones estrogen and progestin can increase the risk of different types of cancers and decrease the risk of others. Since 1999, the World Health ...

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See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. The most commonly used and prescribed birth control pill in the U.S.