Pronunciation change is a pathological symptom of dysphonia, mainly manifested as delayed and abnormal pronunciation, the development of pronunciation is lower than the corresponding age, and the speech is slurred or mispronounced. How to prevent pronunciation change? Pronunciation method It is to pronounce softly at the beginning of each sentence and change the characteristic that the first word is often pronounced very quickly and heavily. The speed of speaking should be reduced to a very slow level, 60-100 words a minute at the beginning, while people usually speak at a speed of 200 words a minute. This has two effects, one is that the slow speed makes people calm, and the second is that there is a sense of rhythm. Breathing method Promote abdominal breathing method. Because deep breathing can make the muscles get proper movement and coordination, can relax and ease the tension of the body ministries and facial muscles, can gradually eliminate the accompanying movement. Deep breathing can affect the emotions of the person, can make the excited emotions can be eased to calm down. Breakthrough method Patients organize together or individually to go to a crowded place to speak and sing, gradually overcome the fear of speaking. Morita therapy Morita therapy is a method for treating psychiatric disorders. The core idea is “let nature take its course and do what is right”. Medication A certain amount of sedative is taken daily or before speaking to relieve tension and achieve a certain degree of fluency in speech.