There is no gender difference in snoring, and snoring usually has physiologic factors as well as pathologic factors. 1. Physiological factors: (1)Exhaustion: the body is too tired, the respiratory tract muscle relaxation, snoring, you can change the position, side lying position when snoring will be reduced. (2) obesity: overly obese people nasal cavity will be narrower than thin people, sleep breathing and nasal resonance, resulting in snoring phenomenon. (3) Other: incorrect sleeping posture, pillow too high or too low, the body breathing when ventilation is not smooth, easy to snoring, it is recommended to choose the right pillow. 2.Pathologic factors: (1)Tonsillar hypertrophy: if the patient’s tonsils are enlarged, blocking the airway during sleep and breathing poorly, snoring will occur. (2) Nasal disease causes: rhinitis, sinusitis patients, nasal secretions increase, blocking the nasal cavity; or trauma, dysplasia caused by nasal septum deviation, nasal deformity or narrowing; nasal polyps, etc. lead to poor breathing, snoring phenomenon. (3) Abnormal facial development: congenital hypoplasia of the lower jaw, narrowing of the oropharyngeal cavity, etc., which tends to suffix the root of the tongue, leading to snoring. Physiological factors, you can try to improve by changing the sleep position and adjusting the sleep posture; pathological factors of snoring should promptly identify the cause of the disease, and standardized treatment under the guidance of the doctor.