Infants sleep sweating, may be due to physiological or pathological factors, physiological factors such as the environment hot and stuffy, etc.; pathological factors such as calcium deficiency, etc., can lead to infants sleep sweating. 1. Physiological factors: when the environment is too hot and stuffy, such as the blanket is too thick, the temperature is too high, will make the baby sleep with sweaty symptoms. 2. Pathological factors: when infants lack of calcium, there will be easy to sweat, in addition, calcium deficiency will also lead to irritability, loss of appetite and other symptoms, and even serious cases of delayed height development, sternum bead-like changes and other symptoms. Infants sleep sweating, 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, under the guidance of the doctor to give targeted treatment or treatment.