New study reveals how stress boosts sperm motility through mitochondrial changes and epigenetic shifts. Study: Stress increases sperm respiration and motility in mice and men. Image Credit: Rost9 / ...

An advanced sperm selection system for men experiencing sperm with low motility has been announced by scientists at City University of Hong Kong (CityUHK). The research outlines the benefits of ...

Chinese researchers have developed a lotion to boost sperm motility, an advance that could help tackle the global male fertility crisis. Male fertility has been declining across the world over the ...

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 ...

The study's main contributors include (L-R) graduate student Joshua Shaffer, professor Upasna Sharma, and postdoc Alka Gupta. (Photo by Carolyn Lagattuta) The pioneering research of UC Santa Cruz’s ...

Are you aware? Oxidative stress is known to damage sperm DNA, reducing fertility and increasing the risk of complications.

In the United States, an estimated 645,000 men ages 20 to 50 have azoospermia, a condition in which no sperm are present in their ejaculate. Now, scientists are testing a potential treatment: ...

Medically reviewed by Matthew Wosnitzer, MD Key Takeaways Sperm can live for up to five days inside the female reproductive tract.Outside of the body, sperm can live for up to an hour at room ...

A man in his early 20s received a transplant of his own sperm-producing stem cells, which had been frozen since his childhood, in an attempt to regain fertility. Doctors are waiting to see if the ...