There is no fastest way to reduce fever. General human body’s normal body temperature in (36.5 ± 0.7) ℃, generally 37.3 ℃ belongs to the fever, usually can be used to physical fever, medication to reduce fever in these two ways. Physical fever mainly have cold compresses, warm water bath, drink a lot of water and other ways: 1. Cold compress: put a piece of wet cold towel on the forehead or wrist and other parts of the cold compress, take away the heat, so as to lower the temperature. 2. Warm water bath: by using warm water bath face, neck, limbs, etc., to promote capillary contraction, to achieve the effect of cooling. 3. Drink a lot of water: Drinking water can replenish the water lost from high fever, but also speed up the metabolism and promote blood circulation, which is conducive to heat dissipation. If the body temperature is more than 38.5 ℃, you can take antipyretic drugs, and at the same time with physical cooling. Commonly used antipyretic drugs include ibuprofen tablets and aspirin. Specific medication should follow the doctor’s advice.