《伤寒论》阳明、少阴、厥阴篇中,记有渴欲饮水的见证,而少阴咳而下利、呕渴心烦不眠,及厥阴渴欲饮水者,饮而仍渴,随饮随消随渴,皆为传经之热邪,此类欲饮同属一派热象,皆称恣饮(《医宗金鉴》订正仲景全书伤寒论注少阴全篇林澜注解:“……渴则必恣饮,多饮必停水,是邪热既不能解,而水蓄之证复作也。……先渴后呕,多为水停,况又有水寒射肺为咳之可兼察乎?以是知必有挟饮于内耳”)。晚近国外生理学家已用动物实验证明:当对缺水动物不加限制地让它肆意饮水,发现饮入体内的水分约是机体所需要 In the “Treatise on Febrile Diseases” Yangming, Shaoyin, and Yin Yin articles, there is a record of eagerness to drink water, and Shaoyin has a bad cough and stifles, vomiting thirst, restlessness, and phlegm and thirst for drinking. It is still thirsty. Drink with consumption and thirst, all for the spread of the heat evil, this type of desire to drink belong to the same school of thermal elephants, all known as wolfberry drink (“Medical Medicine” review Zhongjing Quan book on typhoid fever Shao Yin Yin Lin Quan commentary: “ ... Thirsty will be sipping, and drinking too much will stop the water. It is the evil heat that can neither be solved, but also the evidence of water storage....... The first thirst and retching, mostly water stop, and the condition is cold water and fire. The cough can be observed almost, so it is necessary to know how to drink in the inner ear ”). Recently, foreign physiologists have used animal experiments to prove that: When water animals are allowed to drink water without restrictions, they find that drinking water is about the body’s needs.