Do not be in a place with high temperature (bath, sauna) if he knows that it is too hot for him. At the first sign, go to a cooler place or make a cold compress. If you move along the street – to have a bottle of cool water with you – you can drink from it and, if necessary, even water your head with water. Wear clothes according to the season (relatively speaking, do not wear a fur coat in the summer)
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.