Adults with fever usually have symptoms such as chills, weakness and generalized pain. It is recommended that patients go to the hospital for examination and treatment in time. 1. Fear of cold: fever will lead to the rise of thermoregulation point, at this time the heat production will be greater than the heat dissipation, so it will lead to peripheral vasoconstriction, pore constriction, the symptoms of fear of cold and fear of cold, need to pay attention to keep warm. 2. weakness: because fever consumes a lot of energy in the body when it is hot, so it will be weak. If the case is more serious, there will be convulsions, blurred consciousness and so on. It is recommended that the patient be treated as soon as possible so as not to aggravate the symptoms of fever. 3. Generalized Aches and Pains: Due to the high fever, fever will cause the body to produce a large number of acidic metabolites leading to generalized aches and pains, and will also cause the phenomenon of red face and dry mouth. It is recommended that the patient be treated promptly to avoid serious phenomena. Patients are advised to pay attention to temperature changes, drink more water to promote metabolism, eat a light diet and avoid spicy and stimulating foods. Timely medical treatment, clear cause for targeted treatment.