Men aren’t producing as many sperm as they were decades ago. It’s a trend observed around the globe. The pace of decline is accelerating. Those are the headline findings of a new analysis of sperm ...

CNN — Over the past 50 years, human sperm counts appear to have fallen by more than 50% around the globe, according to an updated review of medical literature. If the findings are confirmed and the ...

Over the past 50 years, human sperm counts appear to have fallen by more than 50% around the globe, according to an updated review of medical literature. If the findings are confirmed and the decline ...

Azoospermia means that there is no measurable sperm in a man’s ejaculate. To put some numbers behind it, a normal sperm count is 15 million sperm or more per millilitre (mL). Low sperm count ...

Researchers are raising the alarm that declining sperm counts "threaten mankind's survival" — yet experts remain cautious about the results of a new study. A controversial paper recently published in ...

March 11 (Reuters) - Autumn is the time of year most associated with bumper crops of new babies, and according to an Israeli study there may be a scientific reason for it: human sperm are generally at ...

It takes about 10 to 11 weeks for new sperm to mature, so any damage caused by heat today can affect fertility for several months. This is why the testicles hang outside the body, in the scrotum, to ...