Acne affects an estimated 80% of people between ages 11 and 30 at some point in their lives, according to The National Institutes for Health. It’s most common in girls from the ages of 14 to 17, and ...
A person wearing black gloves paints a translucent paste on the face of a person who lies back in a chair. Chemical peels are a popular skin-care treatment with a growing market. Credit: Alamy ...