Body temperature of 38.5 ℃, purely on the body temperature is not very high, but whether the disease is serious, can not simply look at the temperature, but also need to be combined with the patient’s clinical manifestations, laboratory indicators of a comprehensive judgment, simply look at the temperature is easy to judge the error. If the temperature is 38.5℃ due to upper respiratory tract infection, it is usually not serious and can be treated by physical cooling or oral antipyretics. However, fever to a temperature of 38.5 ℃, may also be due to a variety of pathological conditions, such as various types of inflammation, rheumatism and immunity disease, burns, trauma and other conditions, the severity of the disease need to be combined with the patient’s specific circumstances for diagnosis. If the patient’s temperature 38.5 ℃ caused by hemorrhage, cerebral hemorrhage, severe pancreatitis, myocardial infarction and other emergencies, usually more serious, need to be immediately sent to the hospital to avoid life-threatening. When the patient’s body temperature 38.5 ℃, regardless of the cause, the patient should be under the guidance of the doctor for treatment, do not recommend self medication, so as not to cause serious consequences. In addition, patients should eat a light diet to avoid aggravating the symptoms.