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World Allergy Organization
WAO's mission: To be a global resource and advocate in the field of allergy, advancing excellence in clinical care through education, research and training as a world-wide alliance of allergy and clinical immunology societies.

Disease Summaries

What Are You Allergic To?

Allergens that you breathe in from:
  • House dust mites
  • Cockroaches
  • Pets
  • Pollens from trees, grasses and weeds
  • Mold spores
  • Dusts and fumes at work
Allergens that you ingest:
  • Foods
  • Medications
Allergens from insect stings and bites:
  • Bees, wasps, yellow jackets, hornets and ants
  • Mosquitoes
  • Biting flies
Allergens that you put on the skin:

(These allergens can cause a poison-ivy type rash or contact dermatitis. The allergic reaction is a cell-mediated reaction and not caused by IgE.)

  • Cosmetics
  • Shampoos and conditioners
  • Rubber products
  • Metals such as jewelry