Level 1: Symptoms and causes of cough in infants 1. Symptoms of cough in infants 1. Dry or wet cough 2. Shortness of breath or difficulty 3. Stuffy or runny nose 4. Inflammation or swelling of the throat 2. Causes of cough in infants 1. Cold Or influenza 2. Bronchitis or pneumonia 3. Allergic reaction 4. Smoke pollution For babies with the above symptoms, parents should take their children to the hospital in time for early treatment. Level 2: How to relieve your baby\’s dry cough 1. Drink more water Let your child drink more water to help dilute mucus and reduce dry cough. 2. Use