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  • Question 1/14

    In guys, puberty usually begins between what ages?

  • Answer 1/14

    In guys, puberty usually begins between what ages?

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    Everybody's different, but for most guys, changes start happening between 10 and 14.

  • Question 1/14

    Which sign of puberty usually happens first in guys?

  • Answer 1/14

    Which sign of puberty usually happens first in guys?

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    Usually, the first sign of puberty is your testicles get bigger. Next comes pubic hair, and then your penis starts getting bigger. After that, guys' voices begin to change, your muscles get bigger, and you start to grow underarm hair. About the same time, there's a growth spurt. Facial hair usually comes last.

  • Question 1/14

    Acne in puberty is worse in guys than girls.

  • Answer 1/14

    Acne in puberty is worse in guys than girls.

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    Acne is a normal part of puberty. Your body makes hormones that make your face oily, which can cause pimples. Oil glands in the face are usually more active in guys than girls, so your acne can be worse.

     

    You can't stop acne from happening, but you can cut down on breakouts by washing your face twice a day. Don't scrub too hard, though. Tougher cases may need over-the-counter or prescription medication.

  • Question 1/14

    Guys' may develop breasts during puberty.

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    Guys' may develop breasts during puberty.

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    It’s caused by hormones and usually goes away on its own. Your nipples may also be sore or temporarily swollen.

  • Question 1/14

    How many inches a year do guys grow during puberty?

  • Answer 1/14

    How many inches a year do guys grow during puberty?

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    Your hands and feet grow first. Then your arms and legs, and then the rest of your body.

  • Question 1/14

    You need a lot of sleep after puberty starts.

  • Answer 1/14

    You need a lot of sleep after puberty starts.

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    Both guys and girls need a lot of sleep during puberty: about 9 hours every night. Even though you need more sleep, teens often get less than they did as kids. Make sleep a priority.

  • Question 1/14

    How much later does puberty start in guys than in girls?

  • Answer 1/14

    How much later does puberty start in guys than in girls?

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    If you're in middle school or junior high, girl classmates may suddenly get taller than you. That's normal. Once your growth spurt starts, it will take 2-3 years. Remember, everyone is different, so don't get too hung up on the exact timeline. It will happen!

  • Question 1/14

    During puberty, a guy's body starts making sperm.

  • Answer 1/14

    During puberty, a guy's body starts making sperm.

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    Most guys in puberty start making sperm, which means you could get someone pregnant. Exactly when during puberty that happens can't be pinpointed, but sperm count goes up as puberty progresses.

  • Question 1/14

    Most times when puberty is late, you need to see a doctor.

  • Answer 1/14

    Most times when puberty is late, you need to see a doctor.

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    • Correct Answer:

    Delayed puberty usually doesn't need medical treatment. A doctor can check that there's no medical reason behind it. It's often because of a family history of late bloomers. 

  • Answer 1/14

    Guys in puberty get better at:

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    During puberty, you become better at abstract thinking, planning, and setting goals for the future. You also start exploring your personality and the kind of person you want to be when you get older.

  • Question 1/14

    Which hormone is made during puberty in guys?

  • Answer 1/14

    Which hormone is made during puberty in guys?

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    Testosterone is the main hormone responsible for physical changes in guys. During puberty, you make 20 times more testosterone than before.

  • Question 1/14

    Puberty may make guys eat hundreds more calories a day.

  • Answer 1/14

    Puberty may make guys eat hundreds more calories a day.

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    • Correct Answer:

    Teen guys eat a lot. Before puberty, boys eat about 1,300 calories for lunch. Guys age 14 to 17 eat 2,000 calories. Teen guys eat more because their bodies need more calories and nutrients to support their rapid growth and development.

  • Question 1/14

    In puberty, guys' hormones can lead to risky behavior.

  • Answer 1/14

    In puberty, guys' hormones can lead to risky behavior.

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    • Correct Answer:

    Testosterone levels peak late in puberty, and guys tend to do more reckless, even dangerous or violent things. You'll need to hit "pause" and use all the good judgment you can find.

  • Question 1/14

    Guys are more likely to have behavior problems when they go through puberty:

  • Answer 1/14

    Guys are more likely to have behavior problems when they go through puberty:

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    • Correct Answer:

    Guys who go through puberty faster than normal tend to be more aggressive or get in more trouble. Experts think that may be because they don’t have as much time to adjust to the changes in their mind and body. However, you're still responsible for your actions and can make good choices. A lot of guys do the right thing, even in the middle of puberty.

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Sources | Reviewed by Renee A. Alli, MD on February 28, 2017 Medically Reviewed on February 28, 2017

Reviewed by Renee A. Alli, MD on
February 28, 2017

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SOURCES:

American Academy of Pediatrics: "Physical Development of School Age Children,"  "What's Happening to my Body?"

American Psychological Association: "Sleep deprivation may be undermining teen health."

FamilyDoctor: "For Parents: What to Expect When Your Child Goes Through Puberty."

MassGeneral Hospital for Children: "Puberty."

Max-Planck-Gesellschaft Research News: "Boys Reach Sexual Maturity Younger and Younger."

NIH: National Institute of Child Health & Human Development: "Puberty."

National Sleep Foundation: "How Much Sleep Do We Really Need?"

The Nemours Foundation: "Everything You Wanted to Know About Puberty."

Palo Alto Medical Foundation: "Puberty -- Changes for Males."

Robert Wood Johnson University Hospital: "Puberty: Adolescent Male."

U.S. Dept. of Education: "Helping Your Child Through Early Adolescence."

University of Southern California: "Adolescent Health Curriculum: Puberty – Normal Growth and Development."

Shlomo, M. Williams Textbook of Endocrinology, Saunders, 2011

Ge, X. Journal of Research on Adolescence, 2001.

Goldstein J.R. PLoS One, Aug. 17, 2011.

Marceau, K. Developmental Psychology, September 2011.

Shomaker, L.B. American Journal of Clinical Nutrition, July 2010.

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THIS TOOL DOES NOT PROVIDE MEDICAL ADVICE. It is intended for general informational purposes only and does not address individual circumstances. It is not a substitute for professional medical advice, diagnosis or treatment and should not be relied on to make decisions about your health. Never ignore professional medical advice in seeking treatment because of something you have read on the WebMD Site. If you think you may have a medical emergency, immediately call your doctor or dial 911.