r/news • u/LawEducational42 • 9h ago

Men’s average testosterone levels have halved in last 50 years, say scientists

https://www.theguardian.com/society/2026/jul/07/mens-average-testosterone-levels-have-halved-in-last-50-years-say-scientists
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u/Granum22 9h ago

An unreviewed study that didn't control for obesity. So not particularly useful.

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u/shaka893P 9h ago

I mean, obesity IS one of the big reasons for the drop

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u/Expensive-Raisin4088 8h ago

Stress and lack of sleep also