Children with a fever of 38 ~ 39 degrees if timely treatment is generally not dangerous, but if not treated, may cause febrile convulsions and so on. Children with a fever of 38 ~ 39 degrees, by timely and reasonable treatment, generally not dangerous, such as temperature below 38.5 degrees, you can use warm water baths and other physical methods to lower the temperature, such as temperature more than 38.5 degrees, you can follow the doctor’s advice oral ibuprofen and other antipyretic drugs to lower the temperature. It should be noted that, if the children are younger or have a history of febrile convulsions, fever 38 ~ 39 degrees, not get timely cooling treatment, may cause abnormal discharge of brain nerves, induced febrile convulsions, and high fever leads to dehydration, water electrolyte acid-base imbalance, which will cause damage to the body, is relatively dangerous. Children with a fever of 38-39 degrees, it is recommended to consult a doctor in time to clarify the cause of fever and give targeted treatment.