It seems like the definition of pregnancy should be simple: You either are or you're not. But medical experts disagree with some conservative lawmakers about what constitutes a pregnancy and therefore ...

Add Yahoo as a preferred source to see more of our stories on Google. Every year, about 20 million people in the U.S. contract a sexually transmitted infection (STI) – and those are only the cases ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." While there are actions you can take to prevent unplanned or unwanted pregnancy on a weight loss ...

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 ...

Education on birth control and its potential adverse effects is vital to women choosing the type that best suits them. Skepticism surrounding hormonal birth control has been increasing nationwide, ...

Millions of women worldwide rely on hormonal birth control methods to prevent pregnancy, but emerging research suggests certain contraceptive options may carry cardiovascular risks that deserve closer ...

Hormonal birth control can both help and hinder chronic health conditions, depending on the specific method and the condition. Individuals with chronic conditions should consider how different birth ...

Just a few years ago, the new male contraceptive seemed like an inevitable reality. Major pharmaceutical companies like Wyeth, Schering and Organon were pumping millions into hormonal birth-control ...

Remember that “Ozempic babies” boom that made headlines this past spring? That news was related to the fact that the drug can have an impact on birth control and fertility, leading to some surprise ...