When a child has a fever, the body is in a state of internal heat accumulation. At this time, you can eat fruits that can clear away heat and purge fire, such as watermelon, pears, apples, dragon fruit, and kiwi. These fruits contain a large amount of vitamin C, which is good for children. It is very beneficial to have a fever, so eat it selectively. In addition, when eating fruits, pay attention to observe whether you have diarrhea. If you have diarrhea, eat less watermelons and pears that are cooler. You can eat warm fruits. You can selectively eat warm fruits such as apples and peaches. Tropical fruits such as durian, cherries, mangoes, etc., although rich in nutrients, are hot in nature, so eat these fruits as little as possible.