12-19-2009, 10:43 AM
About 80 percent of teenagers are affected by acne between the ages of 13 and 17. However, about five percent of women and one percent of men aged 25 to 40 continue to get or develop acne. Acne is a skin condition that causes spots. Acne usually affects the skin of the face, back, neck, chest and arms and the severity of the condition can vary.