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> Since the fertility problem is worldwide

Slowed population growth, or even population shrinkage, is worldwide.

The fertility "problem" is only inside some people's heads.

 help



Not entirely. Sperm counts in young men have been falling for decades. No one is sure why.

https://www.astralcodexten.com/p/declining-sperm-count-much-...

Per the above, it seems that the change in spermcount worldwide seems to be flat.


Interesting. That page shows some pretty strong evidence that the prevailing thinking is incorrect. Will have to look more.



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