The following measures should be taken when children have viral colds and fevers: First, let children drink more water, especially when they have high fever, they should drink water several times to replenish the water loss and play a cooling effect. Second, give the child to eat nutritious and easy to digest food. You can have a small number of meals, because the consumption of various nutrients increases when you are sick, if not supplemented, it will cause a lack of. In particular, children with long and persistent high fever should pay more attention to supplementation. However, due to the poor appetite of children during high fever, vomiting and indigestion are likely to occur. Therefore, after each fever subsides, when the mental appetite improves, give the child additional meals in a timely manner, with food that is easy to digest, and also a small amount of fruit, with less oil, less meat, and less greasy food. Third, increase the rest time, ensure sufficient sleep, enhance the child’s ability to resist disease. When you have a cold and fever, dress and bedding should be appropriate, don’t wear too much and cover too thickly when your child has a high fever. Dress appropriately when you have a fever, and take off some clothes when you go to bed to avoid getting cold when you get up. V. During the illness of a child, the body temperature should be closely observed. If it rises above 38.5℃, you should take antipyretic drugs for treatment.