The dry corners of the mouth are not liver fire, most of the consideration is the problems caused by the spleen and stomach, is the performance of the stomach fire caused by hyperactivity. Stomach fire to distinguish between the two kinds of fire or real fire, virtual fire manifested in a slight cough, poor appetite, constipation, bloating, red tongue, less moss. The real fire is manifested as epigastric discomfort, dry mouth, bitter mouth, dry and hard stools. For the stomach fire, must maintain a good state of mind, gas will make the stomach fire more serious, the usual diet should pay attention to eat more light food. Liver fire is the human body internal organs qi and blood regulation problems, liver fire has many symptoms, such as liver fire head distension, the upper part of the body has heat, liver fire inflammation head heat, and so on. Patients can take some oral medications to clear heat and fire, nourish Yin and moisten dryness for treatment.