The World Almanac and Book of Facts 2002
01-01-2002
| Title: Allergies and Asthma
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Allergies and Asthma
Source:
Asthma and Allergy Foundation of America, 1233 20th St., NW, Suite 402, Washington, DC 20036; phone: (800) 7-ASTHMA
One out of five Americans suffers from
allergies
. People with allergies have extra-sensitive immune systems that react to normally harmless substances. Allergens that may produce this reaction include plant pollens, dust mites, or animal dander; plants such as poison ivy; certain drugs, such as penicillin; and certain foods such as eggs, milk, nuts, or seafood.
The tendency to develop allergies is usually inherited, and allergies usually begin to appear in ...
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