A man browsing on a smartphone while lying in bed at night. The study, conducted by researchers from universities and health organizations in Switzerland, sounds very worrying at first glance: 2,886 ...

Add Yahoo as a preferred source to see more of our stories on Google. Come again? Scientists now believe there's a link between sperm count and how long men live. Benjamin Nolte/dpa Understanding ...

New research published in the journal Human Reproduction is challenging recent reports that sperm count in men is on the decline globally. AFP via Getty Images Don’t count men out just yet. New ...

A new study published in Zygote reveals that common over-the-counter supplements popular with male bodybuilders and athletes may impact their fertility. This study comes amid a global decline in male ...

Sperm carry more than DNA. They carry a complex network of lipids that guide energy use, membrane fluidity, motility, and the ...

According to research from a team at the University of Utah Health and the University of Nevada, Reno School of Medicine, ...

NEW YORK (Reuters Health) - Spending hours on a cell phone each day may affect the quality of a man's sperm, preliminary research suggests. In a study of 361 men seen at their infertility clinic, ...

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

New research shows how sperm RNA changes as men age, revealing a biological shift that may affect reproduction and child ...

Researchers at Newcastle University in England report they have coaxed the first human sperm cells from embryonic stem cells, in a remarkable demonstration of how quickly the field of stem-cell ...