Stages of puberty for girls: Typically girls show signs of puberty 2 years earlier than boys. Thelarche (breast development), adrenarche (pubic hair development), pubarche (growth), menarche (first period/menses) The average age for greatest growth/height velocity in a girl is 12.1 years old (with a range of 10.4-13.9 years). It is normal for a girl to start her period somewhere between the ages of 9 and 16. Stages of puberty for boys: Enlargement of the testes, lengthening of the penis, appearance of pubic hair, physical growth The average age for greatest growth/height velocity in a boy is 14.1 yrs old...Read More
Dr. Monica Wonnacott
I'm a pediatrician and a mom. PediatricAnswers.com is my blog where parents can get the straight scoop on their child's health, largely based on my experience in the office and at home. I don't diagnose on the site, so please don't ask. These are just my opinions. Use this site as a resource. And trust your parent gut.
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