If the metabolism is strong cause children to move a lot of sweat is normal, if the vitamin D deficiency, hyperthyroidism and other diseases cause children to move a lot of sweat, it is not a normal phenomenon. Children move a lot of sweat may be the body’s metabolism, exercise capillary expansion caused by this is a normal physiological phenomenon. Vitamin D deficiency in children will appear excessive sweating, irritability and crying, bone development deformities, muscle weakness and other manifestations, if the vitamin D deficiency leads to children move a lot of sweat, generally not a normal phenomenon. In addition, children with hyperthyroidism will manifest as panic, fear of heat, excessive sweating, irritability and so on. If hyperthyroidism causes a child to sweat when he moves, it is not normal. In addition, children sweat a lot when they move may also be hypoglycemia, pituitary gland dysfunction. If it is caused by physiological factors, sweating is normal, but if it is caused by disease, it is not normal.