Here“tongue”refers to the pulsc and muscle tissues of the tongue,thatis,the tongue proper.Through observation of the tongue the doctor canjudge the patient’s state of internal organs and the trend of his condition. I.Observation of the Colour of Tongue. A normal tongue looks reddish,it is sleek,neither sticky and eely nordry.A tongue looking colourless and bloodless is called a pale tongue,whichis caused by diseases of cold factors belonging to deficiency of vital energy.A tougne looking scarlet is called red tongue,whrch is a sign of heatdiseases of typos of sthenia or deficiency of vital energy.A tongue looking Here“tongue”refers to the pulsc and muscle tissues of the tongue,thatis,the tongue proper.Through observation of the tongue the doctor canjudge the patient’s state of internal organs and the trend of his condition. I.Observation of the Colour Of Tongue. A normal tongue looks reddish,it is sleek,neither sticky and eely nordry.A tongue looking colourless and bloodless is called a pale tongue,whichis caused by diseases of cold factor belonging to deficiency of vital energy.A tougne looking scarlet is Called red tongue,whrch is a sign of heatdiseases of typos of sthenia or deficiency of vital energy.A tongue looking