That's why they're called wet dreams — they happen when you're sleeping and your underwear or the bed might be a little wet when you wake up. But it is perfectly normal if it takes a little less time or a little more time to complete these changes. In boys, the condition triggers the development of a large penis and testicles, with spontaneous erections and the production of sperm.
Maybe your best friend's voice has changed, and you think you still sound like a kid with a high, squeaky voice.
The onset of ovulation and menstruation also may occur. It's important to know that while your body is adjusting to the new hormones, so is your mind. Muscle tissue increases and the voice starts to change and deepen.
Girls' bodies usually become curvier. Puberty say: And while the adjustment can feel difficult in the beginning, it will gradually become easier. No matter where you live, whether you're a guy or a girl, or whether you like hip-hop or country music, you will experience the changes that happen during puberty.
This wide range in ages may help explain why some of your friends still look like young kids whereas others look more like adults. But if you feel funny talking to your parents about sex, there are many other people you can talk to, like your doctor, a school nurse, a teacher, a school counselor, or some other adult you feel comfortable talking with.
Guys and girls have both of these hormones in their bodies. Testosterone is the hormone that causes most of the changes in a boy's body during puberty, and men need sperm to be able to reproduce be the father of a baby.
What's Happening to My Body? Then hair grows in the pubic area and armpits.
Sometimes erections happen when boys think about sexual things or they can happen for no reason at all. Puberty may not begin until age 16 in boys and continue in a random fashion beyond age 20.
That smell is body odor you may have heard people call it B. People are all a little different from each other, so it makes sense that they don't all develop in the same way.
If you are concerned about that possibility, talk with your parents and schedule a visit with your doctor.
These causes of early or late puberty may include the following:. The first sign of puberty is usually breast development.