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Healthy Children > Ages & Stages > Gradeschool > Puberty > Stages of Puberty

Ages & Stages

Stages of Puberty

 

Boys

Girls

Stage One
  • Prepubertal
  • No sexual development
  • Prepubertal
  • No sexual development

Stage Two
  • Testes enlarge
  • Body odor
  • Breast budding
  • First pubic hair
  • Body odor
  • Height spurt

Stage Three
  • Penis enlarges
  • Pubic hair starts growing
  • Ejaculation (wet
    dreams)
  • Breasts enlarge
  • Pubic hair darkens,
    becomes curlier
  • Vaginal discharge

Stage Four
  • Continued
    enlargement of testes and penis
  • Penis and scrotal sac deepen in color
  • Pubic hair curlier and
    coarser
  • Height spurt
  • Male breast development
  • Onset of
    menstruation
  • Nipple is distinct from areola

Stage Five
  • Fullly Mature Adult
  • Pubic hair extends to inner thighs
  • Increases in height slow, then stop
  • Fully Mature Adult
  • Pubic hair extends to inner thighs
  • Increases in height slow, then stop

 

Last Updated
5/11/2013
Source
Caring for Your School-Age Child: Ages 5 to 12 (Copyright © 2004 American Academy of Pediatrics)
The information contained on this Web site should not be used as a substitute for the medical care and advice of your pediatrician. There may be variations in treatment that your pediatrician may recommend based on individual facts and circumstances.

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