Changes in the lips can reflect the pathology of the spleen and stomach organs. The color of the lips is red and moist, which is a sign that the stomach qi is sufficient and the qi and blood are well regulated. If the lips color deep red, is the spleen and stomach fire, need to physician to judge and identify the selection of drugs, do not self-diagnosis of medication. Deep red lips are mostly due to hyperthermia, resulting in the expansion of the veins on the lips. If the lips color deep red with dry lips, it shows that the evil heat heavier, so that the body of the loss of fluid, in the clearing of heat at the same time with the addition of products to promote the production of fluids, if the lips color red and swollen, it is the excess of evil heat, the need to strengthen the clearing of the power of heat. Special attention should be paid to the fact that if the lip color is cherry red, it is a manifestation of nitric oxide poisoning, which requires standardized treatment as soon as possible. It is recommended that people with abnormal red lips should consult a doctor in time to avoid delaying their condition.