Some people do not feel well the first night or their organism will have indigestion, or they do not eat well the first night, and they may feel more bitter in the mouth or have a bad taste in their mouth in the morning. For this group of people, adjust the diet structure, do not eat too late in the evening and do not eat hard-to-digest food. After eating, you can move properly to increase gastrointestinal motility or digestion. For patients who still cannot adjust and do have organic lesions, they may have to go to a specialized doctor in the clinic to solve the problem. For most patients, through their own adjustment, by improving their dietary habits, increasing exercise appropriately, etc., to see if the urine and stool are normal, they can also be adjusted through Chinese medicine, and if necessary, they can go to the hospital for relevant examination. There may be what the people call a state of subhealth, especially seen in this part of the population with irregular work and rest or very tired, the symptoms may be more prominent, poor rest or poor digestive function can actually affect the oral cavity.