There are many babies who are prone to sweating during sleep, or exercise is sweating more, parents need not be anxious. Due to the physiological characteristics of children, it is very common for children to sweat a lot when they sleep. The medical term for sweating during sleep is “night sweats”. Because of the child’s high metabolism, the skin is relatively young and tender, and contains more water, while the child’s plant nerve regulation function is still not well developed, a little activity will be easy to sweat. In addition, children are often more active than adults, and when they sleep, they sweat a lot to expel the heat accumulated in their bodies. Especially within the first 2 hours of sleep, the most sweating. The sweating is often most noticeable on the head. This is generally normal, i.e. physiological night sweats. Regular calcium supplements will be fine.