A new study has found substantial regional differences in sperm quality, with men in the highest-performing region recording ...

Researchers found "substantial" regional differences in sperm quality, with men in regions with more pollution.

Add Yahoo as a preferred source to see more of our stories on Google. What sperm can tell us about a man's overall health — and how it affects pregnancy, maternal health and more. (Photo illustration: ...

Dr Carrie Nobles, lead author of the University of Massachusetts, said: "Our findings suggest that air pollution exposure ...

A new scientific study has found that geography may play an important role in male fertility, with significant regional ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Modern life is affecting our bodies more than we realize. Everything ...

Sperm counts around the world are in decline, but the severity of the issue varies by nation. In response, some countries are taking it upon themselves to determine just how dire their individual ...

Sperm are influenced by diet, and the effects arise rapidly. This is the conclusion of a study by researchers at Linköping University, in which healthy young men were fed a diet rich in sugar. The ...

Wildfire exposure was tied to reduced sperm quality in a new study. After wildfire exposure, men had less sperm overall and also less sperm that moved well enough to reach an egg for fertilization. It ...

The study aimed to assess the quality of semen and male reproductive health in Switzerland. It employed a nationwide, cross-sectional study of 2,523 young men aged 18 to 22 from all areas of ...

What sperm can tell us about a man's overall health — and how it affects pregnancy, maternal health and more. (Photo illustration: Yahoo News; photos: Getty Images) For centuries, women were usually ...