There are many reasons for excessive sweating in babies, not necessarily pathological factors or lack of nutritional elements. First, some babies have individual differences, and there is a certain correlation with heredity, in addition to excessive sweating without any other clinical symptoms, do not need special treatment, pay attention to sweating when appropriate more water can be supplemented. Second, excessive sweating may also be the baby’s vitamin D deficiency, calcium deficiency, the baby’s body is relatively poor, easy to sweat. Third, the baby is in the chronic disease period, such as tuberculosis infection, chronic immunity reduction, often repeated infections, this time is also easy to sweat, especially when sleeping easy to sweat.