The air we breathe is filled with pollen, pollutants, and dust. Most children and adults are unaffected by these intruders. For a large number of children, however, these simple contaminants can make life miserable.
Children get allergies from coming into contact with allergens. Allergens can be inhaled, eaten, or injected (from stings or medicine) or they can come into contact with the skin.
© Copyright 2009 American Academy of Pediatrics. All rights reserved.