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No evidence sperm counts are dropping, researchers find
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 International, Denmark. Using data from 6,758 men from four cities in Denmark applying to be sperm donors at the world’s largest sperm bank, Cryos Int...
Declining sperm counts, identified by two recent and influential meta-analyses - combining and synthesizing the results of previous studies – have become widely publicized in the mainstream media. Although Cryos was established over 40 years ago, the researchers limited their analysis to data collected between 2017 and 2022 to ensure methodological consistency in the measurements of sperm concentration and motility – its ability to swim spontaneously. Co-author Anne-Bine Skytte the Medical Director of Cryos International said: “Men who apply to be sperm donors are doing so in order to help women and couples achieve their family wishes.
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