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.

Frontiers The prevalence of precocious puberty among children in Qufu City, Shandong Province, China, a population-based study

Early starters

Puberty Starts a Year Earlier for Girls Now Than in the 1970s

With puberty starting earlier than ever, doctors urge greater awareness and care

Searching for Answers: Earlier Puberty Over the Last 200 Years – Montessori Muddle

puberty Archives - MinnPost

Girls are starting puberty one year earlier than in 1970s and obesity could be to blame, study finds, The Independent

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

Why More Kids Are Starting Puberty Earlier Than Ever Before

Periods of Human Development