Physical cooling has a certain control effect on fever, but if the physical cooling alone does not persist, you must go to the hospital or take antipyretic drugs in time so that the body temperature gradually returns to normal. Winter fever is generally due to the patient’s low immunity caused by cold, or caused by viral or bacterial infection, and requires active treatment. If the baby has a fever you can observe more, if the diet is normal and the spirit is relatively good, you can usually first carry out physical cooling and drink more water to avoid dehydration. If there is a loss of appetite, poor spirit to timely cooling treatment, you can take ibuprofen, it is best to identify the cause of the fever, according to the cause of treatment to avoid making the condition serious.