When Setchell reviewed sperm counts over a 60-year period starting in the early 1930s, he found no change for either cattle or pigs and a slight, but significant, increase in sheep. Crucially, ...

When talking about fertility in routine practice, we usually refer to the World Health Organization’s guideline of roughly 15 million sperm per millilitre (and around 39–40 million total per ejaculate ...

Men's sperm counts have more than halved over the past 50 years, with potentially drastic consequences for the future of the human race. About one in six adults worldwide experience infertility at ...

SAN FRANCISCO — Dr. Paul Turek was on his way to speak to employees at a cryptocurrency investment firm one recent afternoon about a growing anxiety for the men in the office: What’s going on with ...

Receiving news about a low sperm count can trigger a wave of emotions from concern to confusion. This condition, affecting approximately 15% of couples struggling with fertility issues, leaves many ...

The widely held view that sperm counts in men are dropping around the world may be wrong, according to a new study by University of Manchester, Queen’s University in Kingston, Canada and Cryos ...