A child sweating profusely when moving may be caused by physiological reasons, rickets, recurrent respiratory infections and so on. 1. Physiological reasons: mainly because the child’s own metabolism is relatively fast, easy to sweat during the activity, especially when the weather is hot or wearing too thick, a little activity may lead to profuse sweating. 2. Rickets: a common disease in pediatrics, often caused by vitamin D deficiency, children may show symptoms such as excessive sweating, sleep disturbance, irritability, etc., and sweating is often not related to the heat. 3. Repeated respiratory infections: children with fever repeated respiratory infections, such as tonsillitis, pneumonia, etc., the body is often weak, low resistance, often appear a move on the phenomenon of sweating. The child is sweating profusely when moving if excluded is caused by physiological reasons, it is recommended to consult a doctor in time to identify the cause of targeted treatment or treatment.