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    GlossaryAllergic Rhinitis

    inflammation of nasal passages due to airborne allergens

    Allergic rhinitis, commonly known as hay fever, is an inflammatory condition of the nasal passages caused by an allergic reaction to airborne substances such as pollen, dust mites, or pet dander. Symptoms typically include sneezing, runny or stuffy nose, itchy eyes, and throat, and can be either seasonal or perennial, depending on the allergen.

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