The baby repeatedly fever 39 degrees cold hands and feet already belong to high fever, may be due to bacterial infection or viral infection caused by physical therapy and medication: 1. Physiotherapy: cold hands and feet can give the baby with hot water soak, promote blood circulation, pay attention to warmth and so on. At the same time can take the head placed antipyretic paste and other physical methods to assist in cooling. 2. medication: need to check the blood routine, etc., to clarify the cause of fever, targeted treatment. If it is caused by viral infection, you can use four seasons of antiviral combination of treatment, bacterial infection can follow the doctor’s instructions to take cephalosporin and other antibiotic treatment. At the same time, you need to use fever-reducing drugs in time, such as ibuprofen suspension, to be treated with fever. The baby repeatedly fever 39 degrees cold hands and feet, should go to the hospital in time to check, identify the cause and then targeted treatment, the above drugs need to be used under the guidance of the doctor, follow the doctor’s instructions.