Could saunas and ice baths affect male fertility? Here's what the evidence says
The internet's obsession with "maxxing" has turned almost every aspect of self-improvement into a trend.
Aug 15, 2026
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Investigative Techniques: News and Research on Sperm Count
MeSH tree: E05.200.992.624
Percentage of body fat may be better indicator of men's reproductive health than BMI
A man's body fat percentage may be a better indicator of his reproductive health than body mass index (BMI), according to a large study of more than 1,000 Danish men.
Jul 29, 2026
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Branched-chain amino acids supplements may harm male bodybuilders' fertility
A new study published in Zygote reveals that common over-the-counter supplements popular with male bodybuilders and athletes may impact their fertility. This study comes amid a global decline in male fertility.
May 16, 2025
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Researchers find no evidence that sperm counts are dropping
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.
Jun 5, 2024
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Chronic stress during adolescence may reduce fertility in adulthood
Male rats exposed to moderate and repeated stress during adolescence may have reduced fertility, according to research presented at the 26th European Congress of Endocrinology, held 11-14 May, in Stockholm. This study sheds ...
May 10, 2024
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Study finds association between frequent mobile phone use and semen quality
Does electromagnetic radiation emitted by mobile phones affect semen quality? While various environmental and lifestyle factors have been proposed to explain the decline in semen quality observed over the last fifty years, ...
Nov 1, 2023
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Physically demanding work tied to higher male fertility, study suggests
A new study from researchers from Brigham and Women's Hospital, a founding member of the Mass General Brigham healthcare system, suggests that men who regularly lift heavy objects at work have higher sperm counts. The study, ...
Feb 22, 2023
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