Why puberty starts earlier nowadays?

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I’ve seen a study which found that the age of puberty (especially female puberty) is dropping rapidly. In 1860 it started around 16.8 and in 2010 it was 10.8. Why is that? Is there any explanation?

In: Biology

39 Answers

Anonymous 0 Comments

I think it’s people reaching a higher percentage of body fat at an earlier age. We know body fat attenuates sex hormones, so this will lead to earlier flipping of the switch.

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