Photo composite of human egg (oocyte) and sperm (spermatozoon), colored scanning electron micrograph (SEM). In the first clinical trial of its kind, a nonhormonal oral contraceptive that reversibly ...

Studies have linked a type of injectable birth control with meningioma, while the manufacturer says the claims are “without merit” Getty The injectable birth control medroxyprogesterone acetate, which ...

In 1886, chemist W. J. Rendell manufactured the first birth control suppository. It contained a cocoa butter shell for suppositories that melted in the body to release the medication quinine, a drug ...

Scientists at Michigan State University have uncovered the molecular “switch” that powers sperm for their final, high-speed dash toward an egg. By tracking how sperm use glucose as fuel, the team ...

Earlier this year, the Trump administration scrubbed CDC guidance on birth control from government websites and froze $65 million in funding to family planning clinics that provide free or low-cost ...