There are many reasons for sneezing and nasal congestion, the more common ones are allergic rhinitis, chronic rhinitis, chronic sinusitis, nasal polyps, deviated nasal septum, and there may also be a relationship with work or living environment, and there are individual differences in the specific causes. After the occurrence of this condition, it is necessary to visit the ENT department, where routine blood tests and nasal endoscopy can be done to initially determine the condition. For a small number of patients with more complicated conditions, sinus CT examinations are also required to determine the condition more accurately. In terms of treatment, most patients can choose medication, more commonly used is oral medication, nasal spray, at the same time can use saline rinse nasal cavity.