Adults occasionally have the benefit of fever, because fever is the body’s immune system self-protection mechanism, not only adults, including children, a few times a year fever, can effectively promote the body’s resistance to bacteria. Once the fever, the temperature is lower than 38.5 degrees, you can carry out physical cooling, paste anti-fever patch, drink more warm water and pay attention to rest. If the fever still does not subside, oral antipyretics are needed to supplement physical fever reduction therapy. If there is no other bacterial infection, the fever will go down soon. For children, it is important to prevent high fever from causing dehydration and convulsions if the fever does not go down. If the fever is unrelentingly low, it is important to go to the hospital for a checkup, as other diseases in the body may be present.