Sweating is a natural function of the human body. Especially often a person sweats, being in a hot or stuffy space, or actively engaging in sports. In such situations, sweat plays the role of a thermostat and a detoxicator.
Quite often, parents can alert the dark circles under the eyes of the child and this is correct. After all, if the cause of blue is not a hereditary predisposition, then such a symptom can talk about a certain pathology.