Why Do Girls and Boys Reach Puberty Younger Than They Used To?

Girls, and probably boys, are reaching puberty years younger than they did in our great-grandparents' generation.  Why?  There's no shortage of explanations, but the primary reason is probably quite simple.

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Why Do Girls and Boys Reach Puberty Younger Than They Used To? Why Do Girls and Boys Reach Puberty Younger Than They Used To? Reviewed by Admin on 10.49 Rating: 5

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