By A Mystery Man Writer
Researchers found that the age at which girls begin to develop breasts has fallen by about three months per decade since the 1970s.
Study: Kids Hitting Puberty Earlier Than Ever
Girls are starting puberty almost a year earlier than in the 1970s - here's why
The Care and Keeping of You,' 20 Years Later - The Atlantic
Girls beginning puberty almost a year earlier than in 1970s, Children
Why is puberty coming earlier for girls today?
Stress May Be Causing Early Puberty
Girls are reaching puberty earlier and earlier. No one is sure why
Puberty starts a year earlier for girls now than in the 1970s
Life, Free Full-Text
The Fractious Evolution of Pediatric Transgender Medicine
Early puberty: Growing older sooner
What is the difference of starting puberty early or late? - Quora
Susan Perry, Author at MinnPost - Page 7 of 137