dumb_in_3_languages t1_jaa314b wrote
Reply to comment by 1zeewarburton in Physically Demanding Work Tied to Male Fertility: Study suggests occupational factors associated with higher sperm concentrations and serum testosterone levels. by filosoful
My guess, and I’m no genius, is that the constant physical activity and exposure to sunlight play a part. Maybe also performing in a (mostly) male team does something too? Like professional sports, military, firefighting crews?
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