The cold hands and feet of children with fever are considered to be related to environmental factors and disease factors. 1. Environmental factors, the child fever process if the environment temperature is low, may appear hands and feet cold symptoms, at the same time, if not do a good job of warmth of the hands and feet, hands and feet exposed to the outside, may also lead to the emergence of this situation. 2. Disease factors, the rapid rise in body temperature during the child’s fever may lead to poor peripheral blood circulation, so there may be cold hands and feet symptoms. Children with fever and cold hands and feet, there may be other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.