夏季天气炎热，青少年对外界环境的适应能力较弱，极易出现中暑，因此夏季锻炼防中暑非常重要。中暑是高热环境中发生的一种急性病。在炎热的夏天作长时间体力劳动或体育锻炼时，由于天气闷热，身体疲劳，饮水少，大量排汗，头部直接受到烈日照射，极易发生中暑。轻度中暑... Summer hot weather, adolescents adaptability to the external environment is weak, prone to heat stroke, summer heat stroke prevention is very important. Heat stroke is an acute illness that occurs in high fever environments. In the hot summer for a long time manual workout or physical activity, due to hot weather, physical fatigue, less water, sweating a lot, the head directly by the hot sun, prone to heat stroke. Mild heatstroke