Can I stop myself from having a wet dream? – Tom* You really can't stop wet dreams, since they happen while you're asleep. Sometimes guys wake up after a wet dream, other times they don't. If you're worried, try sleeping with a towel nearby. If you're sleeping at a friend's house, have a change of underwear with you. Scientists believe wet dreams are caused by a rise in levels of the hormone testosterone that happens in a guy's body during puberty. Most guys have fewer wet dreams as they get older. Chances are, some of your friends have had wet dreams too. They're pretty common. Wet dreams aren't a sign of a health problem, and they don't cause any harm. But they can be confusing and embarrassing at first. So it can help to ask your doctor about wet dreams or any other questions you have about your body. *Names have been changed to protect user privacy. Back to Articles Related Articles Is It Normal to Get Erections? If you've ever had an erection in an embarrassing situation, you've probably asked yourself this question. But erections are a perfectly normal function of the male body, especially in guys who are going through puberty. Read More What Are Wet Dreams? Find out what the experts have to say. Read More Everything You Wanted to Know About Puberty Voice cracking? Clothes don't fit? Puberty can be a confusing time, but learning about it doesn't have to be. Read all about it. Read More Note: All information is for educational purposes only. For specific medical advice, diagnoses, and treatment, consult your doctor. © 1995-2021 KidsHealth®. All rights reserved. Images provided by The Nemours Foundation, iStock, Getty Images, Veer, Shutterstock, and Clipart.com.