Normal tongue image is soft and flexible, tongue color is reddish and bright, tongue moss is thin and white evenly, moss quality is dry and wet moderately, referred to as “light red tongue, thin white moss”. According to the tongue to distinguish whether the health of clinical need to be based on the moss quality and color to determine, such as thick moss may be due to phlegm and dampness in the body, food accumulation (food indigestion and stagnation in the stomach) and other evidence. 1. Moss: normal tongue is “thin moss”; for thick moss, mostly due to phlegm-dampness in the body, food accumulation, internal heat and other certificates; dry moss is more suggestive of the body fluid has been injured, such as hyperthermia; greasy moss by the body dampness and heat, dampness, phlegm (water metabolism disorders caused by the formation of pathological products); rotting moss due to the accumulation of food in the stomach and intestines, or phlegm and turbidity caused by the inner; peeling Moss is the depletion of stomach yin or qi and blood deficiency. 2. Moss color: normal tongue moss is moss thin white and moist, but also seen in the surface evidence, cold evidence, dampness and other diseases; moss thin white and dry mostly see the external wind-heat; moss white and greasy, mostly seen in the dampness, phlegm, accumulation of food; moss white thick and greasy, see the body of phlegm, dampness and heat. Yellow moss is seen in heat evidence, internal evidence; tip of the tongue moss yellow for the upper anxiety heat; tongue yellow for gastrointestinal heat; tongue root yellow for the lower anxiety heat, tongue moss yellow liver and gallbladder heat, gray and black moss for the yin and cold internal or internal heat due to. According to the tongue to distinguish whether the health, is only a part of traditional Chinese medicine in the “look at the tongue”, for judging whether the health, but also need to look at the four diagnostic reference. If you feel unwell, it is recommended that you consult a doctor in a timely manner and use medication under the guidance of the doctor’s diagnosis and treatment, rather than judging the condition on your own to avoid delaying the condition.