When it comes to male fertility, not all sperm are created equal. In an Instagram reel, embryologist Dr. Lisa Lee (@drlisalee_ivf) broke down the differences between "good" and "bad" swimmers, ...

Scientists warn that storage may cause sperm to lose quality over time, raising new concerns about fertility and conception ...

People use donor sperm to get pregnant for many reasons. A couple may use donated sperm due to male infertility. Single women or LGBTQIA+ couples may use a sperm donor to help them build a family.

While men may be able to have children much later than women, doing so could come with an increased risk of inherited disease for their children. Researchers from the Wellcome Sanger Institute have ...