1.Eat soft food within two weeks after surgery to avoid rough and irritating foods that cause wound pain and affect the healing of the surgical opening. 2. Review 1 week after discharge from the hospital, observe the recovery of the operation mouth, and remove the oral suture. 3. Pay attention to diet to control weight. If the patient is heavy before surgery, he/she should lose weight. Weight gain is an important reason for the recurrence of symptoms in OSAS patients after surgery, which is also a guarantee of good long-term surgical outcome. 4. Strengthen physical exercise to prevent recurrence. 5. Pay attention to rest and prevention of cold after discharge from hospital. 6. After snoring surgery, it is not permanent, and regular follow-up is very important. 3 months, 6 months, 1 year and 3 years after surgery, timely consultation is necessary. 7. According to the post-operative sleep monitoring data and the results of various blood tests, the doctor can assess the quality of sleep at night and the general health, and will have further treatment advice.