Allergic rhinitis, also known as hay fever, is an allergic reaction to certain substances that cause inflammation in the nose and eyes. There are two main types of allergic rhinitis: seasonal and perennial.
Seasonal Allergic Rhinitis (Type 1)
Seasonal allergic rhinitis, also known as hay fever, is an allergic reaction to certain substances that occur during certain seasons or times of the year. Common seasonal allergens include pollen, mold, and dust mites. Symptoms of seasonal allergic rhinitis often include sneezing, nasal congestion, and itchy and watery eyes.
Perennial Allergic Rhinitis (Type 2)
Perennial allergic rhinitis, also known as year-round allergies, is an allergic reaction to certain substances that occur year-round. Common perennial allergens include pet dander, dust mites, and cockroach droppings. Symptoms of perennial allergic rhinitis often include sneezing, nasal congestion, and itchy and watery eyes.