Allergic Rhinitis

Allergic rhinitis, also called hay fever, is an allergic reaction that causes sneezing, congestion, itchy nose and sore throat. Pollen, pet dander, mold and insects can lead to hay fever symptoms. Hay fever can make you feel awful, but you can find relief with lifestyle changes, allergy medications and immunotherapy (allergy shots).

What is allergic rhinitis (hay fever)?

It (hay fever) is an allergic reaction to tiny particles in the air called allergens. When you breathe in allergens through your nose or mouth, your body reacts by releasing a natural chemical called histamine. Several indoor and outdoor allergens cause hay fever. Common causes include dust mites, mold, pet dander and pollen from trees and plants.

When do people usually get hay fever?

You can have hay fever any time of the year. Seasonal allergies occur in the spring, summer and early fall when trees and weeds bloom and pollen counts are higher. Perennial allergies can happen year-round. They result from irritants that are always around, such as pet dander, cockroaches and dust mites.

How common is allergic rhinitis (hay fever)?

Hay fever is very common. In the United States, around 8% of the population has allergic rhinitis. Millions of children and adults have hay fever every year.

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