Men with physically demanding jobs had 46 percent higher sperm concentration and 44 percent higher total sperm count than those with less physical jobs.
(THE EPOCH TIMES) – A recently published meta-analysis shows that global sperm counts are declining worldwide at an accelerating rate. The article, published in the journal Human Reproduction Update in November 2022 by an international team of researchers, reviewed 2,936 scholarly abstracts and 868 full articles and analyzed data from 38 sperm count studies done on…
Shanna Swan, Ph.D., a reproductive epidemiologist with the Icahn School of Medicine, Mount Sinai, New York, has been studying declining sperm counts for decades. In 2017, she and colleagues published a study that went viral because it predicted.