Physical Changes During Puberty for Girls

• Breasts develop.
  
  
• Height and weight increase.
  
  
• Hips and waist become more defined.
  
  
• Menstruation begins.
  
  
• Mood changes may occur.
  
  
• Body hair grows in the pubic area, under the arms, and becomes thicker on the arms and legs.
  
  
• Muscles become stronger.
  
  
• Fat tissue normally increases.
  
  
• Vocal cords get thicker and longer.
  
  
• Sweat and oil glands become more active, and body odor changes.
  
  
• Acne may develop.
  
  
• Reproductive system matures.
  
  

Last revised: March 27, 2009