The video contains information about Allergic Rhinitis. It also tells us that Type 1 hypersensitivity reaction occurs in Allergic Rhinitis. The symptoms, diagnosis and treatments are discussed. TIMELINE: 0:03 What is Rhinitis and Allergic Rhinitis? 0:30 How does Type 1 sensitivity reaction start in Allergic Rhinitis? 2:33 Symptoms 3:00 Diagnosis 4:02 Treatment 4:44 Quick recap