Scientists have identified a key biological mechanism that enables sperm to rapidly increase their energy just before ...

About 1 in 10 couples struggles to get pregnant within a year, which is the clinical definition of infertility.

The age-dependent decline in sperm and semen affects male fertility. In studies of more than 2,000 couples, one study showed men older than 45 took five times longer to conceive than men younger than ...

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 ...

This article was reviewed by Darragh O’Carroll, MD. Key Takeaways: After a vasectomy, sperm production doesn’t stop — but sperm can’t travel through the vas deferens … ...

Male frogs sing faster in warm water, slower in cold. Scientists think females use these changes as thermometers for breeding ...

Intersex Texans fear House Bill 229, which defines gender based on the reproductive system, could increase surgeries on intersex children and create challenges to obtaining sex changes on government ...

In late October, Maine Family Planning announced three rural clinics in northern Maine would close by month's end. These primary care and reproductive health clinics served about 800 patients, many ...

The Reproductive Rights Law Initiative (RRLI) at Case Western Reserve University School of Law aims to preserve, protect, and expand access to abortion and reproductive health care in Ohio and ...

It’s a great day for those with a ‘dad bod,’ because according to a new study, it’s the body type women find most attractive. Forget chiseled abs and ultra-lean physiques, researchers have found that ...