Baby head easy to sweat causes can be divided into physiological causes and pathological causes. 1. Physiological causes: may be caused by high room temperature, wear more clothes or hot weather. Because the child’s thermoregulatory center is very unstable, the development of autonomic function is imperfect, so by the internal and external environmental factors interfere with more, the baby’s head of the blood vessels are more rich, so easy to appear head sweating. 2. Pathological causes: most often seen in children sweating at night, especially at night when sleeping more sweating, and sweating, accompanied by obvious crying, irritability and restlessness of these cases, the child has a lack of vitamin D and calcium may be. However, other factors can not be ruled out, it is recommended to consult a doctor in a timely manner, by the doctor to clarify the cause of the disease, to give targeted treatment.