Fever is a relatively common clinical condition and is a physiological response of the body to infectious microorganisms and inflammatory factors, as well as one of the most important ways to defend the body against infection. The method of rapid fever reduction needs to be chosen according to the specific circumstances of the fever. If the patient has a common cold and fever and the body temperature is below 38.5°C, physical cooling can be chosen to reduce the fever quickly. Common physical cooling methods are as follows: 1, drink more water: a small number of times drinking warm water, not only to replenish the liquid, but also to speed up sweating, urination, and promote the body’s toxins and metabolic waste discharge; 2, alcohol wipe method: 75% of alcohol 100ml, plus an equal amount of 27-30 ℃ of warm water, wipe with a towel from the neck, from top to bottom, in turn, after the armpits, groin; 3, warm water wipe method: that is, 75% of alcohol, plus an equal amount of 27-30 ℃ of warm water, wipe with a towel from the neck, from top to bottom, in turn, after the armpits, groin; 3, warm water wipe method. 3, warm water bath method: that is, with a towel dipped in warm water wipe the whole body, the temperature of the water is 32-34 ℃, each wipe time 10-20 minutes, focusing on wiping the axilla, elbow, groin, etc.; 4, towel wet compress method: the towel soaked in cold water wrung into a semi-dry, put on the forehead or axilla, groin and other large blood vessel parts of the patient, to achieve the purpose of cooling. If the fever temperature exceeds 38.5℃, or is accompanied by other uncomfortable symptoms, it is recommended to seek medical advice and apply antipyretic drugs such as ibuprofen, Chaihu injection and Antelope injection under the guidance of a doctor. If the fever is caused by other diseases, it is recommended to improve the relevant examination in time, actively find the cause and treat the original disease in order to achieve rapid fever reduction.