The discription of th indication the study of disease. It is the bridge between science and medicine. It underpins every aspect of patient care, from diagnostic testing and treatment advice to using cutting-edge genetic technologies and preventing disease. Overview Of Perennial or seasonal allergic rhinitis Perennial and seasonal allergic rhinitis are two forms of allergic rhinitis, a common condition characterized by inflammation of the nasal mucosa triggered by allergens. Seasonal allergic rhinitis, often referred to as hay fever, occurs during specific times of the year when airborne allergens like pollen are prevalent. Perennial allergic rhinitis, on the other hand, persists year-round and is typically caused by indoor allergens such as dust mites, pet dander, or mold spores. Both conditions share similar symptoms, including sneezing, nasal congestion, rhinorrhea (runny nose), and itchy eyes, nose, or throat. While not life-threatening, allergic rhinitis can significantly impact qu...