Sweating in babies may be caused by higher basal metabolism, calcium deficiency, colds, etc. 1. Higher basal metabolism: The basal metabolic rate in infancy is significantly higher compared to adults, therefore, it is easy to sweat. Generally parents to avoid the baby cold, will wear thick clothes, cover thick quilt, at this time the baby will be easy to sweat, especially sweating. 2. Calcium deficiency: when the baby’s body vitamin D is low, or calcium deficiency, it is easy to appear restlessness, hyperactivity and easy sweating and other symptoms. 3. Colds: Babies have low resistance and are prone to colds, and when they gradually enter the recovery period, because of the relative weakness of the baby’s body, they are also prone to the manifestation of excessive sweating. Baby sweat, there may be other reasons, it is recommended to go to the hospital in time to improve the examination to clarify the cause of the disease, to give targeted treatment or treatment.