Submitted by St4nM4rsh t3_yoq6aw in askscience
dontshamemebro t1_ivizaby wrote
Reply to comment by liliesinthevalley- in Has there been a global drop in men's testosterone levels in recent decades? by St4nM4rsh
I see. It would be interesting to measure in those South American tribes, who don't have much contact with the rest of the world.
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