Use 75% alcohol with water to cool down, need to dilute 75% alcohol 2-3 times, about 25%-30% concentration, and pay attention to the use of alcohol temperature should be 32-34 ℃, not to use too cold alcohol. The areas to be rubbed include the armpits, elbow sockets, palms, groin, popliteal fossa, limbs and back, but not the precordial area, abdomen, nape and feet. Generally speaking, alcohol baths should not be used for more than 20 minutes for the whole body, and generally speaking, alcohol baths are only suitable for cooling down patients with high fever, not for the elderly, infirm, infants and children. In the rubbing bath also pay attention to the best not to rub the head, in the rubbing bath also at the same time in the head to use ice packs to prevent the rubbing bath when the whole body vasoconstriction, brain congestion caused by headache.