It is normal for a baby to have a very hot tummy and back when he has a fever. This is due to the elevated temperature of the tummy and back caused by the phenomenon of elevated body temperature, you can use physical cooling methods to reduce the fever of the child. You can use a warm towel to wipe your child’s back, which is helpful for reducing fever and can relieve the phenomenon of a very hot back, but the stomach is more sensitive to temperature, so it is best not to wipe your child, which can easily cause discomfort. At this time, if the temperature of the fever is particularly high, more than 38.5 ℃, you can give your child antipyretic drugs for treatment, such as ibuprofen suspension, acetaminophen suspension, the effect of reducing fever is relatively good. In addition, you can also use Chinese medicines, such as pediatric antelope horn granules or pediatric black bean curd and clear fever granules or pediatric cold and flu clear fever granules, which are all helpful in reducing fever. If the child has a high fever and cold hands and feet, it is not recommended to use physical cooling methods to reduce the fever.