Three-year-old children during the fever is recommended to eat simple, light, easy to digest, high water content of the food, the more recommended is millet porridge, millet porridge carbohydrate content is more, can replenish the child because of fever consumption of energy. Again, millet porridge is simple, easy to digest, and will not aggravate the burden on the child’s gastrointestinal tract. Millet is also high in vitamins, which is also good for strengthening the child’s resistance and promoting the healing of the disease. You can also drink rice water, remove the rice after boiling it for half an hour, and drink the rest of the water directly, which is very good for replenishing the water lost during the child’s fever, and the taste is also relatively good. Again, rice water is also rich in carbohydrates, and millet porridge has the same effect. You can also give your child to drink mung bean water, mung bean water with heat detoxification and anti-inflammatory effect, for fever has a certain therapeutic effect, you can give your child to drink three times a day. But if there is diarrhea is not recommended to drink mung bean water, because mung bean water is cool, easy to trigger the aggravation of diarrhea.