Fever is a common symptom in pediatrics, if the child falls asleep with fever, physical cooling can also be done, but if the child has a high fever, or accompanied by other abnormal symptoms, it should be timely consultation, in order to clarify the cause of the disease, standardized treatment. Children with fever need to be actively and reasonably antipyretic treatment, such as falling asleep in the child’s body temperature rises, can also be physical cooling, to reduce the discomfort caused by fever. Parents also need to dynamically monitor the child’s body temperature, if the body temperature continues to rise above 38.5 ℃, it is recommended to wake up the child, to be antipyretic drugs, such as ibuprofen, etc., and closely observe the mental condition. If the child appears to be drowsy, convulsions and other abnormal symptoms, should seek medical attention. There are many causes of fever in children, it is recommended to actively seek medical attention and intervention by a specialist, do not self-medicate.