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.

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

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 men.

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

As wildfires become more common across the U.S. and Canada, their effects may reach beyond breathing problems and heart ...

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

There needs to be more laughing about penises, in essence, because there needs to be less veneration of masculinity and the ...

The research could open up avenues for fertility treatments after additional refinement and trials, but it also raises ...

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