Girls are starting puberty a year earlier than in the 1970s, study

Researchers found that the age at which girls begin to develop breasts has fallen by about three months per decade since the 1970s.

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Why are girls starting puberty younger?

Boys Start Puberty Much Earlier Than in Previous Decades, Study Finds - WSJ

Susan Perry, Author at MinnPost - Page 7 of 137

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Girls beginning puberty almost a year earlier than in 1970s, Children

Girls beginning puberty almost a year earlier than in 1970s, Children

Puberty Is Starting Earlier—Are Schools Keeping Up?

Susan Perry, Author at MinnPost - Page 7 of 137

Why More Kids Are Starting Puberty Earlier Than Ever Before