After wildfire exposure, men had less sperm overall and also less sperm that moved well enough to reach an egg for ...

As men age, harmful sperm mutations increase — not just by chance, but because some are favored during sperm production.

About 30%-50% of people with endometriosis experience infertility. If you're struggling, consider infertility treatments like IVF or SO-IUI.

Semen retention involves either abstaining from sexual activity altogether or using strategies to stop ejaculation right before it occurs.

The age of the father plays a role in pregnancy outcomes, with harmful genetic changes in sperm being substantially more ...

Men having children much later in life could raise the genetic disease risk for their offspring, a study found.

Older men are more likely to pass on disease-causing mutations to their children because of the faster growth of mutant cells ...

Harmful genetic changes in sperm become substantially more common as men age because some are actively favored during sperm ...

Harmful genetic changes in sperm become substantially more common as men age because some are actively favored during sperm ...

Researchers at the University of Washington found that wildfire smoke exposure could reduce key aspects of sperm quality in ...

Researchers at the University of Washington found that wildfire smoke exposure could reduce key aspects of sperm quality in men.

The male reproductive tract is a specialized environment that is inhabited by a diverse microbiota. Semen, which contains secretions from multiple glands and the testes, serves as a convergence point ...