If the patient is not snoring and suddenly snores, there may be the following reasons: 1, the patient is too tired during the day, after excessive physical activity or after excessive alcohol consumption during the day, the night sleep is likely to induce muscle relaxation, muscle accumulation in the pharyngeal cavity leading to narrowing of the pharyngeal cavity, thus inducing snoring. 2, the patient has acute rhinitis, acute sinusitis, allergic rhinitis, acute upper respiratory infection and other related diseases and lead to nasal cavity blockage, nasal cavity The first of these is to make sure that the patient has a good understanding of the problem. The most common ones are epiglottic cysts, malignant tumors in the throat, tonsillar lymphoma, etc., which can block the throat and lead to narrowing of the pharyngeal cavity and thus the performance of snoring. 5. Some patients have central brain diseases, such as cerebral hemorrhage, cerebral infarction and other related diseases that lead to problems in the sleep breathing center and thus the performance of central snoring. In short, if the patient suddenly appears snoring to analyze the cause, for symptomatic treatment, treatment.