The throat is suddenly very bitter, mainly consider 3 aspects of the cause. First, is the patient’s long-term smoking; second, is due to the patient’s own water intake is too small; third, the patient’s body is in a state of sub-health; for example, the patient’s gastric dynamics is very poor, there is esophageal reflux disease or bile reflux to the stomach will also trigger the symptoms of a bitter mouth. There is also a very irregular work and rest, often stay up late, learning stress, emotional tension, often angry, etc., these situations will make the patient appear throat symptoms of bitterness. Life must develop a good routine, do not stay up late, try not to smoke, drink, if necessary, you can go to the hospital for a detailed examination to rule out digestive system-related diseases. After active treatment, the patient’s condition should be significantly improved, usually the patient can drink more water, can also effectively improve the patient’s symptoms.