Body temperature of 34 degrees can be rewarmed by increasing clothing, elevating the peripheral environmental temperature, drinking more hot water, eating chocolate and other high-calorie foods, etc., and at the same time should go to the hospital as soon as possible, need to be analyzed on a case-by-case basis. The normal armpit temperature of the human body is 36~37 ℃, body temperature 34 ℃, lower than the normal armpit temperature, for hypothermia, the patient at this time depressed, weak, should be timely rewarming treatment. At this time to avoid heat dissipation, should pay attention to body warmth, more clothes, cover quilt, etc., the use of air conditioning to improve the temperature of the peripheral environment, drink more hot water, etc.; monitor the body temperature and heart rate, to see whether the body temperature is back up. You should seek medical treatment in time, inform the doctor that warming operation has been carried out, and you should cooperate with the doctor to carry out auxiliary examination, search for the cause of the disease, and actively treat the original disease so as not to delay the condition.