There are teeth marks on the tongue, indicating a fat tongue, which should be described in the following two cases: 1. too much dampness, one is too much cold dampness, in addition to the fat teeth marks on the tongue, there is also a watery tongue, the patient will have a dry mouth and thirst, but does not like to drink water or likes to drink hot water. The other is damp-heat, the appearance of damp-heat, there will be the tongue moss teeth marks fat, at the same time will appear red, such as the tip of the tongue red or tongue red on both sides, then we need to clear the damp-heat. 2, Yang deficiency, mainly spleen Yang deficiency and kidney Yang deficiency, when the spleen and kidney two organs Yang deficiency, the role of transporting water and drink will also be reduced, it will cause the body of water and damp stagnation, the reaction in the tongue moss, there will be the tongue moss teeth marks fat, treatment need Warming Yang and strengthening the spleen, warming the spleen and kidney or warming the kidney.