Hay fever is an allergic condition that causes itchiness, sneezing, watery eyes, and other similar symptoms. It is also known as allergic rhinitis. Exposure to allergens is the common cause of this condition. Antihistamines are used to treat this condition.
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Allergic Rhinitis - Types, Causes, Symptoms, Diagnosis and Treatment
Allergic rhinitis, commonly known as hay fever, is an inflammatory condition of the nose caused due to the immune response of the body to certain allergens.

Allergic Rhinitis in Otolaryngology
Nasal irritation due to allergic substances (allergens) like pollens or dust mites can cause allergic rhinitis or hay fever. Read the article to know more.