Snoring at night, consider the presence of sleep apnea hypoventilation syndrome, the disease if not actively treated can develop complications such as pulmonary hypertension, pulmonary heart disease, cardiovascular and cerebrovascular accidents. The treatment of the disease is divided into the following points: 1. general treatment, including weight loss, change to lateral sleep, elevate the head of the bed, quit smoking and alcohol, avoid the application of sedative drugs. 2. medication, the efficacy is often inaccurate, can be tried methacholine, acetazolamide, etc. 3. apparatus treatment, can wear a respirator for treatment and oral orthodontic appliances. 4. surgical treatment, including nasal surgery or palatine soft palatopharyngeal The treatment may include nasal surgery or soft palate pharyngectomy.