Girls hit puberty earlier than ever

[Guest guest]

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Girls hit puberty earlier than ever, and doctors aren't sure

why. <http://usat.ly/gGlEEs>

Girls are maturing faster than ever and, for reasons doctors

don't completely understand, hitting puberty younger than any

generation in history. Most agree that several forces are at work,

from obesity to hormone-like environmental chemicals. and

Joe's baby girl has been racing to grow up, almost from the moment

she was born. Laila sat up on her own at 5 months old and began

talking at 7 months and walking by 8½ months.... Laila's parents

never expected their baby to hit puberty at age 6...

* About 15% of American girls now begin puberty by age 7, according

to a study of 1,239 girls published last year in /Pediatrics. /One

in 10 white girls begin developing breasts by that age --- twice

the rate seen in a 1997 study. Among black girls, such as Laila,

23% hit puberty by age 7....

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USA Today

see also:

Chemicals affect boys' development

<http://yourlife.usatoday.com/parenting-family/story/2011/04/Chemicals-may-be-ba\

d-for-boys-development/45989088/1>