Recent research suggests that puberty may be happening earlier for both boys and girls. On average, girls will begin puberty around age 11 and boys around age 12. However, it is considered typical for ...
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Tanner stages of puberty: When they happen
Tanner stages track five milestone physical changes during puberty for both boys and girls. Early puberty in females starts before age 8, and before age 9 in males. Delayed puberty is when girls don't ...
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