Frequent masturbation does not reduce sperm count or cause infertility, experts say. While ejaculation can briefly lower ...

Researchers in Japan have uncovered key information about a protein that plays a crucial role in the process of sperm production, which could unlock doors for male contraception. Scientists from Osaka ...

This article was reviewed by Lynn Marie Morski, MD, JD. So, you’ve been told your swimmers are lacking a little bit. If you’re now wondering, Can a man recover from low sperm count?, the answer is ...

For decades, sperm were thought to become fully active the moment they entered the female reproductive tract. New research suggests otherwise. A temperature-sensitive switch inside sperm cells may ...

A drug once known for zapping zits might now help men who’ve been shooting blanks. In a small study, the medication jumpstarted sperm production in severely infertile patients, opening a new door to ...

A study finds that brief immune stress in male mice can leave lasting metabolic and behavioral effects in offspring through ...

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: ...

Protein powders are widely used for muscle gain, but fertility experts say they are generally safe when consumed correctly.