Nose inhalation of cold air is very difficult to sleep is mostly due to vasomotor rhinitis, atrophic rhinitis, as well as acute rhinitis caused by the use of medication, surgical treatment and other methods to alleviate the symptoms. 1. vasomotor rhinitis: nasal spray glucocorticoids, such as mometasone furoate nasal spray, budesonide nasal spray. Some patients can choose pre-sialylation nerve blockage to reduce the nasal vagus nerve tone, reduce the sensitivity response to hot and cold stimulation. 2. Atrophic rhinitis: In this case, warm saline can be used to rinse the nasal cavity to relieve dryness, choose hexestrol oil and 50% dextrose nasal drip to promote mucus secretion, relieve nasal irritation. 3. Acute rhinitis: use physiological seawater nasal spray to rinse the nasal cavity, oral compound pseudoephedrine hydrochloride, phenmetrazine and other drugs to control symptoms. Nose inhalation of cool air after the difficult may also be caused by post-surgical mucosal edema and other conditions, such cases should be actively seek medical attention, under the guidance of a professional doctor to specify the cause of the standardized diagnosis and treatment.