Hot body may be caused by physiological phenomena, viral or bacterial infections, damage to the thermoregulatory center and other factors. 1. Physiological phenomenon: If you stay in a high temperature environment for a long time, or wear too much clothing, there may be the problem of hot body, generally do not need to worry too much, timely cooling of the body can be, such as blowing air conditioning, blowing fan. 2. Viral or bacterial infections: Bacterial, viral, mycoplasma, chlamydia and fungal infections can cause fever, which can lead to hot body. 3. Damage to the thermoregulatory center: If the thermoregulatory center is damaged, it is difficult to maintain the body temperature within the normal range, and the problem of burning may occur. It should be noted that the hot body may also be related to hyperthyroidism, so, after excluding physiological factors, should be diagnosed and treated scientifically under the guidance of the doctor.