> Puberty Hasn’t Changed Since the Ice Age<p>As kids have gotten fat puberty is many years earlier. There is no doubt on this [1]<p>They can't pretend they are talking genetics, i.e. if you made Ice Age kids fat they also would hit puberty earlier, they don't have the data. It's also not how you'd phrase it.<p>> puberty had begun by 13.5 years of age—only slightly later than most humans today.<p>This is years later, for girls is currently less than 10. It's also nonsensical since boys and girls differ.<p>Distribution for girls- <a href="https://www.researchgate.net/figure/Distribution-of-the-age-at-onset-of-puberty-in-the-longitudinal-study-Histogram-and-a_fig1_23194869" rel="nofollow">https://www.researchgate.net/figure/Distribution-of-the-age-...</a><p>Journal Article -<p>> Assessing the age of menarche was challenging due to the paucity of female adolescents, but based on the available evidence, it appears to have occurred between 16 and 17 years of age.<p>It's < 13 now<p>[1] In the interests of not being a biased cunt, I would say it first was pushed lower with better health, which is a great thing, then society kept on going.