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Tim Harford explains the numbers and statistics in the news and in life

Tim Harford explains the numbers and statistics in the news and in life.

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More or Less: Are girls starting puberty earlier?

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Are girls starting puberty earlier?

04/06/2022 GMT

BBC World Service - More or Less, Are girls starting puberty earlier?

We look into a claim that the age of girls’ puberty is falling rapidly

We look into a claim that the age that girls start puberty is falling rapidly

In the 1980s, Dr Marcia Herman-Giddens was one of the first people to notice that girls were starting puberty earlier than expected.  We talk to Dr Marcia Herman-Giddens and Dr Louise Greenspan about what we know now about whether the age of girls’ puberty is falling.

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Are girls starting puberty earlier?

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