Body temperature has been in 37.5 degrees down can be used physical cooling, drink more hot water, warm water bath, ice patch, etc.; if the body temperature still does not fall, you should seek medical attention in a timely manner, to clarify the cause of fever, treatment of the original disease. The human body’s normal axillary body temperature is 36 ~ 37 ℃, fever refers to the body due to a variety of reasons caused by the dysfunction of the thermoregulatory center, the body temperature rises beyond the normal range. Hypothermia body temperature is 37.3～38℃; body temperature has been in 37.5℃ for hypothermia. Hypothermia can be helped by physical hypothermia, drinking more hot water, warm water wipe, ice compresses and so on. If the low fever is still not relieved after physical cooling, antipyretic drugs should be taken under the guidance of the doctor. If the temperature does not drop within 4 hours of using antipyretic drugs, or there are convulsions, nausea, vomiting and other uncomfortable symptoms, you should seek medical attention to find out the cause of the fever, so as not to delay the condition.