Swelling of the nasal mucosa is often seen in rhinitis, which has a variety of manifestations. In terms of pathological changes in the nasal mucosa, there are chronic simple rhinitis, chronic hypertrophic rhinitis, caseous rhinitis, atrophic rhinitis, etc.; in terms of the urgency of onset and duration of the disease, it can be divided into acute rhinitis and chronic rhinitis. In addition, there are some rhinitis, although the onset is slow and the course of the disease lasts long, but there are specific causes of the disease, so there are specific names, such as allergic rhinitis (also known as allergic rhinitis), drug rhinitis, etc. What should I pay attention to in order to prevent swelling of the nasal mucosa? 1. Pay attention to the clean air of the working and living environment, avoid contact with dust and chemical gases, especially harmful gases. 2.Strengthen nutrition and enhance positive energy. 3.Strengthen exercise and improve physical quality. Through exercise, the blood circulation can be improved and the blood flow in the nasal turbinates will not be blocked. Regular exercise, 4.Change the bad habit of digging the nose. 5.Timely correction of all nasal deformities. Such as deviated nasal septum, etc. 6.Treat the lesions at the root and thoroughly treat chronic diseases such as tonsillitis and sinusitis. 7.Cautiously use nasal mucosal constrictors, especially not long-term uninterrupted use. (Nasal drops, ephedrine, BITON, furosemide nasal drops, etc.). 8, reduce the stimulation of cold air on the nasal mucosa, pay attention to wear a mask when appropriate. After taking a shower, try to dry your hair before sleeping to avoid catching a cold. 9, pay attention to keep warm, climate change is very easy to catch a cold caused by rhinitis. Watch the weather forecast for the change of seasons and dress appropriately in time. 10, salt water nose wash, can effectively prevent rhinitis.