1, pediatric influenza characteristics: Influenza is caused by influenza virus, mainly droplet transmission, through the mouth, nose into the body; in addition, the virus will also stay on the hands, and through the hands, mouth into the body. It mostly occurs from November to March every year. After infection, high fever, chills, headache, muscle pain in the limbs and joints, and sometimes abdominal pain or diarrhea may occur, followed by a dry cough, nasal congestion, and runny nose. After the infection of influenza, usually the fever will last 4-5 days, and the whole course of the disease is about 7-10 days. 2, pediatric flu coping strategies: Influenza has two main treatment methods, antiviral therapy and supportive therapy. For the flu virus there are drugs that can control the reproduction of the virus, if taken early (within 1-2 days of onset) can reduce the number of days of illness, but the average antiviral treatment can only reduce the number of days of illness by 1-2 days only. Some babies may experience gastrointestinal side effects from antiviral drugs. Supportive therapy means giving symptom relief, hydration and rest. For example, take some drugs to relieve cough, sore throat, runny nose, and let the body rest more, hydrate, and slowly recover on their own resistance. 3, pediatric flu preventive measures: In order for children not to get or less cold, parents should know some relevant preventive knowledge: (1) keep indoor air circulation, but avoid convective wind blowing directly on the child. (2) Children’s clothing should be increased or decreased in time with the change of climate. (3) Avoid going to public places with many people to reduce the chance of droplet transmission. (4) Wash hands regularly to avoid the virus to stay on hands. (5) Ensure enough sleep, infants need 12 hours a day and school-age children need 10 hours of sleep. (6) Go to bed early and get up early, strengthen outdoor activities and exercise, and get more sunshine (especially in winter) to improve the ability to resist diseases. (7) Do not eat too much, eat more green vegetables, eggs and soy products, do not eat too many cold drinks, and eat less greasy and sweet food. (8) During the period of influenza, use 15 grams of Panax quinquefolium, 10 grams of wild chrysanthemum and 10 grams of Guanzhong in a decoction with a little sugar, and drink it as tea at any time. (9) People with the flu should avoid close contact with children. If parents or caregivers have the flu, they should wear a mask or avoid face-to-face close contact with children, including breathing face-to-face, coughing and sneezing on children, etc. Be sure to wash your hands before handling young children, and avoid coughing or sneezing on food. Separate towels, toiletries and eating utensils from others for those with colds.