Here are some interesting facts and statistics about the incidence of acne:

 
• Acne life: 6-14 years and longer  
• Adolescents: 85% develop mild acne (zits); 15% develop clinical acne ranging from mild to severe  
• Infantile acne: rare  
• Race: Black Americans &lt Whites; White Americans > Japanese, Swiss

 

Females	Males
Earlier than males	Peak between 16-19 years
Some as young as 8-9 years	35% affected
Peak between 14-17 years	1% at age 40
40% of females affected
Common > 30 years (Acne Tarda)
5% affected at age 40