1. What is upper respiratory tract infection in children? Upper respiratory tract infections in children are viral or bacterial infections that affect areas such as the nose, throat, trachea, and bronchi. This disease is common, especially in winter and spring, when the air is dry and allows viruses and bacteria to spread in the air. 2. What are the symptoms of upper respiratory tract infection in children? 1. Runny nose 2. Sore throat 3. Cough 4. Fever 5. Headache 6. Feeling unwell 3. How to prevent upper respiratory tract infections in children? 1. Maintain hand hygiene and wash hands frequently