hree that each child will have an allergy. If both parents have allergies, it is much more likely (7 in 10) that their children will have allergies. Although any environmental material can cause allergies, certain ones are encountered more frequently than are others. Inhalants such as pollens, mold spores, animal products (dander, saliva, urine), house dust, and house dust mites are very common allergens. Some foods can trigger allergic reactions. These include foods such as cow's milk, eggs, chicken, shellfish, whitefish, peanuts, soybeans, wheat products, chocolate, celery, and all products containing one or more of these ingredients. Some individuals are allergic to food additives, such as sulfites (used as a preservative), nitrates, and others. There are people who are allergic to drugs such as penicillin. Substances which touch the skin can also cause allergic reactions, which include plant oils, cosmetics and perfumes, nickel in jewelry or on buckles and under garment fasteners, hair dyes, and topical medications including their additives.
             One unusual reaction is the severe allergic reactions caused by direct contact with latex found in gloves, catheters, condoms, dental dams, and other medical device
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