At night when you sleep on the nose is not air may be adenoid hypertrophy, nasopharyngeal fibroangioma, posterior nostril polyps and other diseases lead to, as well as nasal polyps and other diseases lead to. 1. Adenoid hypertrophy: adenoid hypertrophy is mainly caused by nasopharyngitis, the patient will have nasal congestion, ear stuffiness, pharyngeal discomfort and other symptoms, so it leads to the patient to have the symptom of sleep at night on the nose. 2. Nasopharyngeal fibrous hemangioma: when nasopharyngeal fibrous hemangioma grows to the nasopharynx, the main symptoms of patients are nosebleed, nasal obstruction, tinnitus, earache, etc. At night, once sleeping, the swelling will block the nasal cavity, and then there will be the symptom of having no air through the nose. 3. Posterior nostril nasal polyps: maxillary sinus polyps grow to the posterior nostril, fall back to block the posterior nostril at night, causing nasal congestion symptoms, which may lead to the patient to sleep at night the symptoms of the nose is not ventilated. Patients should consult a doctor to find out the cause of the problem and follow the doctor’s instructions when they experience the symptoms of sleeplessness at night.