Thu Nov 17, 2022 – 3:31 pm EST
(LifeSiteNews) — A new study shows male fertility declining at a concerning rate, leading experts to emphasize the need for further research to understand the cause of this international crisis.
Released this week, the research found a significant decrease in both sperm concentration and total sperm count. Data was collected from studies conducted between 2014 and 2019 which analyzed the sperm concentration (SC) and total sperm count (TSC) from men across the globe. This collection of studies was combined with previous data from semen samples gathered from 1973-2018. The paper outlining the results was published on Tuesday in the Human Reproduction Update journal.
“Among unselected men from all continents, the mean SC declined by 51.6% between 1973 and 2018,” the study states. “Results were similar for TSC, with a 62.3% overall decline among unselected men.”
Previously, the journal published a 2017 meta-analysis based on studies from 1981-2013. The 2022 research expanded upon those findings by including data from men in South and Central America, Asia, and Africa. The combined “data suggest that this world-wide decline is continuing in the 21st century at an accelerated pace.”
“Research on the causes
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