PREVIOUS QUESTION:

 

NEXT QUESTION:

 

What happens to boys during puberty?

ANSWER

Puberty begins when your body starts to make a lot of chemicals called sex hormones. These hormones cause the changes you'll notice during puberty. They happen over several years. The exact schedule is different for everyone.

  • Testicles start to grow: age 11-12
  • Pubic hair -- the hair around your penis and testicles -- often starts to appear: age 12
  • Penis starts to get larger: age 13
  • Temporary growth in breast size: age 13
  • Voice starts "cracking": age 13
  • Growth spurt: age 13 1/2
  • Hair growing in armpits: age 14
  • Wet dreams, when semen comes out of your penis while you sleep, start: age 14
  • Adult voice: age 15
  • Getting a mustache: age 15
  • Beard starts to grow: age 16

From: Guys' FAQ About Puberty WebMD Medical Reference

SOURCES:

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

HealthyChildren.org: "What's Happening to My Body?" "Physical Development of School Age Children."

Child Growth Foundation: "Puberty and Tanner Stages."

KidsHealth.org: "Causes of Precocious Puberty."

HealthyChildren.org: "Stages of Puberty."

Massachusetts General Hospital for Children: "Puberty."

Reviewed by Dan Brennan on October 16, 2019

SOURCES:

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

HealthyChildren.org: "What's Happening to My Body?" "Physical Development of School Age Children."

Child Growth Foundation: "Puberty and Tanner Stages."

KidsHealth.org: "Causes of Precocious Puberty."

HealthyChildren.org: "Stages of Puberty."

Massachusetts General Hospital for Children: "Puberty."

Reviewed by Dan Brennan on October 16, 2019

NEXT QUESTION:

What's the first sign of puberty for boys?

WAS THIS ANSWER HELPFUL

"ALEXA, ASK WEBMD"

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.

    This tool does not provide medical advice. See additional information.