Medical report testified that when the temperature increases 1 ℃, the basal metabolism will increase 12% and the body's immune system will rise 30% or more. The best body temperature is 36.5 to 37 ℃,so if reduce to 35.5 ℃ you will have low metabolism, autonomic nervous system disorders, allergy easily problem; when 35 ℃ the cancer cells will raise. Medical Report in 1866 found that cancer can not resist, and the experiment also pointed out that if the temperature is 39.6 ℃ for 10 days, cancer cells will be killed and normal cells is unaffected. Then the "hyperthermia therapy " was developed.