Fever is relatively common in clinical practice and is an important manifestation of disease progression, which can be categorized into bacterial infection and viral infection, and there is no obvious difference in its manifestation. If adults have a fever caused by bacterial infection, you can reduce the fever through the following methods: 1, drug treatment: timely bacterial culture and drug sensitivity test, and according to the results of the selection of antibacterial and anti-inflammatory drugs for treatment; 2, ensure that drinking water is sufficient: drink enough boiled water during the fever, can promote the body to discharge waste, speed up the metabolism, and at the same time timely replenishment of high temperatures, sweating, etc., caused by water loss, and alleviate the symptoms of dry mouth after the disease; 2, ensure that drinking water is sufficient. And relieve the symptoms of dry mouth after healing; 3, bed rest: fever will be accompanied by generalized acidity, weakness of the limbs, dizziness and other symptoms, do not force yourself to work during this period, should pay attention to ensure that enough sleep; 4, warm water wipe: fever can be used to wipe the whole body with lukewarm water, especially the forehead, arms, feet and other parts of the body; you can also switch to water alcohol wipe forehead, hands and feet to every 15 minutes, preferably, severe cases can be shortened. The interval can be shortened in severe cases.