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Why are girls going through puberty so much earlier?

Understanding the changing face of girlhood

Why are girls going through puberty so much earlier?
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Nicole Trovato
07/05/2025 14:30 ‧ 4 weeks ago | StarsInsider

HEALTH

Child development

There's a growing concern about a trend affecting young girls worldwide: the onset of puberty at younger ages. While puberty typically begins around ages 10-14, studies are showing that girls are hitting puberty earlier than ever, some even as young as six or seven. But what’s behind this shift, and why is it happening?

Experts point to a range of factors, with some emerging studies suggesting that everyday chemicals in plastics and air pollution may be playing a larger role than we think. These environmental influences are potentially shaping not only the timing of puberty, but also the health risks girls may face later in life.

Curious about what’s causing this, and how it might affect girls' and women’s futures? Click through to learn more.

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