Human sperm have long been a subject of fascination—not just for their role in fertilization, but for their remarkable ability to navigate through some of the most viscous environments in the body.

A new way to measure male fertility has been discovered by researchers at the University of Waterloo, opening the door to the development of simple, inexpensive tests for clinical and at-home use. The ...

You cannot ignore the quality and health of sperm when it comes to male fertility. Poor sperm health often affects your chances of becoming a parent. Focusing on sperm morphology (shape) and motility ...

In their arduous journey to the egg, sperm "feel" the heat of the fallopian tube and "taste" the chemical signals of the ova. But a new Weizmann Institute of Science study published in Scientific ...

Sperm are male reproductive (sex) cells. The word "sperm" can refer to spermatozoon (singular) or spermatozoa (plural). Sperm are tiny cells with an oval-shaped body and a long tail. They measure just ...

Men who’ve had COVID-19 may face hidden fertility risks. This study uncovers how the virus disrupts sperm health, even months after recovery. Study: COVID-19 infection was associated with poor sperm ...