Both boys and girls go through certain stages of development when developing secondary sex characteristics. These are the physical characteristics of males and females that are not involved in reproduction. These include voice changes, body shape, pubic hair distribution, and facial hair. Here's a quick look at the changes that happen:
Start of puberty. Between 9 ½ and 14 years old.First puberty change . Enlargement of the testicles.Penis enlargement. Begins about 1 year after the testicles begin enlarging.Pubic hair appears. About 13 ½ years old.Wet dreams (nocturnal emissions). About 14 years old.Hair under the arms and on the face, voice change, and acne. About 15 years old.
Girls:
Girls also experience puberty as a series of events. But their puberty changes often begin before boys of the same age. Each girl is different and may go through these changes differently. These are average ages when puberty changes may happen:
Girls also experience puberty as a series of events. But their puberty changes often begin before boys of the same age. Each girl is different and may go through these changes differently. These are average ages when puberty changes may happen:Start of puberty. Between 8 and 13 years old.First puberty change. Breast development.Pubic hair appears. Shortly after breast development.Hair under the arms. About 12 years old.Menstrual periods. Between 10 and 16 ½ years old.
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Boys:
Both boys and girls go through certain stages of development when developing secondary sex characteristics. These are the physical characteristics of males and females that are not involved in reproduction. These include voice changes, body shape, pubic hair distribution, and facial hair. Here's a quick look at the changes that happen:
Girls:
Girls also experience puberty as a series of events. But their puberty changes often begin before boys of the same age. Each girl is different and may go through these changes differently. These are average ages when puberty changes may happen: