Allergies are immune reactions or responses to environmental or ingested substances. Common allergies result from plants, pets, foods and medications. Allergic reactions can vary from slight discomfort to severe reactions, so it is important to be tested for allergies. Allergic symptoms often include sneezing, wheezing, rashes and itchy eyes.

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By DuPage Medical Group Allergy, Asthma & Immunology
Receive expert advice from our Allergy and Asthma physicians with helpful answers to the most commonly asked allergy and asthma questions.

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