To differentiate between viral and bacterial fevers in children, it is recommended to start from the clinical manifestations, laboratory findings and treatment methods. 1. Clinical manifestations: bacterial infections caused by children with fever, usually more acute onset of disease, the rate of progress is relatively rapid, usually will not be self-healing; viral infections caused by children with fever, most of the low fever, symptoms are relatively mild, often not accompanied by symptoms of chills, if the disease is relatively mild, with a certain degree of self-healing. 2. Laboratory results: In routine blood tests, most bacterial infections are characterized by high neutrophils or elevated total white blood cell counts; viral infections are characterized by high lymphocytes, and the total number of white blood cells is usually not elevated, and neutrophil counts may decrease in some patients. 3. Treatment: In addition to symptomatic fever treatment, bacterial fever treatment with antibiotic drugs, such as oral cefixime, amoxicillin, etc., if the viral fever, with a certain degree of self-limitation, you can let the child to drink more warm water, rest, if necessary, follow the doctor’s orders to take antiviral drugs, to help the child as soon as possible to improve the symptoms. Children with fever, it is recommended to go to the hospital pediatrics, clear cause of fever to give targeted treatment to avoid delays.