Allergy Statistics and Facts

Medically Reviewed by Nayana Ambardekar, MD on December 12, 2021
2 min read

How many people in the U.S. are allergic -- to ragweed pollen, cat dander, or food? What sort of impact do allergies have on society? What about asthma? Here's a rundown of some of the most important allergy statistics -- based on the best available data.


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SOURCES: American Academy of Asthma, Allergy, and Immunology. American Lung Association. Asthma and Allergy Foundation. CDC. American Pet Products Association; 2017-2018 National Pet Owners Survey. EPA. American College of Allergy, Asthma & Immunology. Jay M. Portnoy, MD, president of the American College of Allergy, Asthma and Immunology (ACAAI); chief, section of allergy, asthma and immunology, Children's Mercy Hospitals & Clinics in Kansas City, Mo.

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