Scientists have boosted the motility of sluggish sperm by up to 266%, by blasting the cells with noninvasive, 40-MHz ultrasound waves to induce movement. Capturing the technique's impact on individual ...

When it comes to reproduction, female biology is often described in terms of a ticking clock. Women are born with most of ...

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 ...

Infertility affects about one in six couples, and male factors account for roughly half of all cases-often because sperm don't swim well. Researchers from the University of Osaka uncovered a key ...

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 ...

The quality of sperm is highest in the summer and lowest in the winter, according to a new study by scientists at University of Manchester, Queen's University (Ontario, Canada), and Cryos ...

Osaka, Japan – Infertility affects about one in six couples, and male factors account for roughly half of all cases—often because sperm don’t swim well. Researchers from the University of Osaka ...

Summer may be the best season for sperm. A team from the University of Manchester, Queen’s University (Ontario, Canada), and Cryos International (Aarhus, Denmark), analyzed more than 15,000 men in ...