Baby sweaty as soon as moving may be due to the normal phenomenon caused by the hot weather, may also be due to rickets, and may be due to hyperthyroidism. 1. Physiological factors: hot weather, children and lively and active, and children’s metabolism is relatively vigorous, so it will cause the baby to move on the sweaty symptoms, which is a normal phenomenon, no need to worry too much. 2. Rickets: rickets is a disease caused by vitamin D deficiency of calcium and phosphorus metabolism disorders, children can appear sweating, irritability, night terrors and other symptoms, the disease can also lead to children to appear as soon as the movement of the sweaty performance. 3. hyperthyroidism: hyperthyroidism is a disease caused by the body produces too much thyroid hormone, the disease can also lead to the baby appeared to move on the sweaty performance, the child can also appear low fever, nervousness, insomnia, palpitations, hyperphagia and other symptoms. After eliminating the physiological factors, if the symptoms of sweating when the baby moves persist, it is recommended to consult a doctor in time to identify the cause and ask the doctor to deal with it.