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夏天的温度高,湿度大,白昼时间长,在这种环境中,人会相对晚睡早起,休息时间减少;并且由于出汗较多,会造成人体内部各种营养物质,特别是无机盐类的大量消耗;食欲不振,爱喝清凉饮料;活动减少,不能坚持锻炼身体。总之,整个人的身体状况处于相对低下的水平,摄入减少而消耗增多,故不少人会出现身体乏力疲倦、精神不振、工作效率低和体重下降等现象,并可能伴有低热的现象出现,这就是人们常说的“苦夏”。
In summer, the temperature is high, the humidity is high, and the day time is long. In this environment, people will get up late at night and rest less often. Moreover, due to more sweating, various nutrients in the body, especially inorganic salts A lot of consumption; loss of appetite, drink cool drinks; activities to reduce, can not insist on exercise. In short, the whole person’s health condition is at a relatively low level. Consumption is reduced and consumption is increased. Therefore, many people experience signs of fatigue, depression, inefficiency and weight loss, and may be accompanied by the appearance of fever , Which is what people often say “bitter summer”.