Patients are prone to nasal dryness, nasal bleeding and other discomforts in autumn and winter. At this time, patients are advised to take foods rich in vitamin C and vitamin B in terms of diet. Fresh vegetables and fruits are more common, especially green leafy vegetables, which are rich in vitamin C and vitamin B. Therefore, patients are advised to eat more vegetables of this kind. Patients should not eat spicy and stimulating foods, especially beef and mutton, seafood and other such. Because of this kind of food patients are easy to get on fire, and cause nasal dryness, and even the possibility of nosebleeds. At the same time, patients should keep the nasal cavity moist, keep the house moist, the nasal cavity can be saline nasal spray to increase humidity, can also reduce nasal dryness.