Sweating in children may be related to physiological factors, lack of vitamin D and calcium, and disease recovery. 1. Physiological factors: the child’s nervous system is not well developed, its own body temperature regulation ability is poor, while the sweat glands are more developed, the metabolism is faster than that of adults, so the child in the temperature is a little higher, wearing too thick clothes or exercise, it is easier to sweat, which is a normal phenomenon. 2. Lack of vitamin D and calcium: children’s growth and development is faster, the body needs a larger amount of vitamin D and calcium, such as no additional supplementation, there can be a vitamin D and calcium deficiency, showing the symptoms of sweating especially more, can be accompanied by occipital baldness, night terrors, and even develop into rickets, affecting the child’s growth and development, and need to be corrected immediately. 3. Disease recovery: when the child has a history of acute infections, and is now in the recovery period, the child may be due to the weakness of the symptoms of excessive sweating, the symptoms can be restored after healing. There may be other causes of excessive sweating in children, it is recommended to go to the hospital immediately, improve the examination to clarify the cause of the disease, and then give targeted treatment or therapy.