Children sweating at night and during the day are caused by physiological and pathological sweating. 1. Physiological sweating: the child’s sweat glands are not well developed, and the metabolism is vigorous, so that the sweat glands of the perspiration activities continue, there are night and day sweating; at the same time, do not rule out the environment is too hot, so that the child sweating. 2. Pathological sweating: However, when a child is deficient in calcium, he or she may show symptoms of night and day sweating, which are usually combined with other symptoms such as irritability and irritability. If you consider the existence of calcium deficiency, you can eat more calcium-containing foods such as milk, and can follow the doctor’s advice to take calcium carbonate and other calcium supplements. In general, physiologic sweating is more common, but it can also be combined with pathological sweating. Parents should carefully observe their children’s condition and seek medical attention if necessary.