夏季补充一些淡盐水更有益健康。 原因是,盐中的钠元素在人体内可产生晶状体渗透压,能调节细胞内外水分的流通,维持体内水分的正常分布。人体如缺钠,即使大量饮水,水分仍会很快从汗和尿中排出,不能真正起到补充作用。特别是在暑天炎热、活动量较大以及某些疾病等 Summer add some light salt water is more healthy. The reason is that the salt of sodium in the human body can produce crystalline lens osmotic pressure, can regulate the flow of water inside and outside cells to maintain the body’s normal distribution of water. Human body such as sodium deficiency, even if a large number of drinking water, water will be quickly discharged from the sweat and urine, can not really play a supplementary role. Especially hot in summer, activity is large and some diseases