Adults with a fever of 37.5°C are considered to have a low-grade fever, which can usually be relieved by physical cooling as well as medication. 1. Physical cooling: can be relieved by warm water bath, take a basin of 30 ℃ of warm water, with a clean towel to wipe the fever patient’s forehead, face, neck, under the abdomen and limbs, through the evaporation of water to take away the body’s heat, so that the body can be cooled down. It should be noted that the room temperature is appropriate, and drink more warm water to promote sweating. Ice packs and hot baths can also be used to cool down the body. 2. Medication: If the patient has persistent fever accompanied by sore throat, sneezing and other symptoms, medication can be used under the guidance of a doctor. It should be noted that low fever may also be caused by tuberculosis and other diseases, which should be treated after clarifying the cause of the disease, please do not use medication on your own. Adults with fever can be treated by the above methods, should drink more warm water, eat light food, at the same time, should consult a doctor in time, to clarify the cause of the disease, for the cause of the treatment.