In 2030, what will consensus say is the primary cause of the decline in testosterone levels over the past few decades?
290
2030
34%
still no consensus
6%
there was no decline after all
6%
Exposure to glyphosate residue
8%
increase in body fat
15%
A less violent society reduces testosterone levels
31%
Other

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A less violent society reduces testosterone levels
bought Ṁ10 A less violent socie... NO

Obviously the causality could go the other way, but I'm thinking of claims that being in prison increases testosterone levels.

I don't know that I'm wedded to my answer but I figure it should be on the board, given current scholarship.