Tanner stages are different in each person. In general Tanner 1 age 9-11, no visible changes Tanner 2 after age 11, testes/scrotum grow, early pubic hair Tanner 3 around age 13, penis grows, voice begins to change, height growth Tanner 4 around 14-15, genitals continue to enlarge, voice deepens, underarm hair, acne Tanner 5 age15-18, full growth of genitals, facial hair grows, muscles enlarge
Answered 6/27/2023
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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