Children with cold hands and feet and body heat may be some physiological phenomena, but also may be the manifestation of certain diseases, such as anemia, fever, heart disease, etc., should be timely consultation to identify the cause. 1. Physiological factors: usually with the indoor temperature is too low, or wearing less clothing, resulting in poor blood circulation in the body, which in turn leads to less heat production, manifested in cold hands and feet, body heat. 2. Pathological factors: (1) anemia: if a child suffers from anemia, its typical symptom is cold hands and feet. (2) fever: if the child has a high fever, due to the peripheral blood vessels, capillary contraction, can also cause the child to appear cold hands and feet, body fever. (3) Heart disease: when a child suffers from congenital heart disease, he or she will also have the bad performance of cold hands and feet. Children with cold hands and feet and body heat if excluded is caused by physiological factors, should be timely consultation and treatment.