夏季天气炎热,稍微劳动和活动后,便会汗流浃背,导致体内缺水。出汗后补水须讲科学。不渴也喝水:不少人没有养成平常喝水的习惯,等到口渴时才想起喝水。其实,正常人每天平均耗水量约2000～2500毫升,体内物质氧化时可失水300毫升,故每日应补充水分2200毫升。早晨空腹饮一杯清水,可补充体内一夜消耗,还可清胃利肠。夏季每天应坚持补充水分3000毫升左右。 When the weather is hot in summer, after a little labor and activities, it sweats, leading to water shortage in the body. Sweating after replenishment to speak of science. Not thirsty and drink plenty of water: Many people do not develop the habit of drinking water, until the thirst when they think of drinking water. In fact, the normal average daily water consumption of about 2000 ~ 2500 ml, the body oxidized water 300 ml, it should be added daily water 2200 ml. Fasting drink a glass of water in the morning, can complement the body’s consumption overnight, but also relieve stomach intestines. Summer day should adhere to add water about 3000 ml.