Children with cold sweat body cold may be hot weather, excessive exercise and other physiological factors, may also be caused by diseases, such as fever, calcium deficiency. 1. Physiological factors: due to the child’s age, the metabolism is more vigorous, so it is easy to sweat, especially in the case of hot weather, over-exercise, etc., the amount of sweat will increase. After the sweat evaporates, it will take away part of the body heat, thus appearing cold sweat body cold. 2. Fever: children cold sweat body cold may also be caused by fever, generally occurring in the fever of the temperature drop period, due to the lower body temperature, the body to reduce heat production, heat dissipation increased, the skin capillary expansion, there will be a lot of sweating. When the sweat evaporates to take away the body heat, there will be children with cold sweat body cold. 3. Calcium deficiency: Calcium deficiency will lead to increased sympathetic excitability, increased secretion of sweat glands, there is a lot of sweating, sweat evaporation to take away the body heat, can also cause cold sweating body cold. Children with cold sweat body cold, 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.