There are many causes of bilateral nasal congestion, such as a particularly dry working environment, patients with hypertrophic rhinitis, nasal turbinate congestion is particularly pronounced, patients will also develop nasal congestion, nasal septum deviation, sometimes the local bone will contact with the inferior turbinate, resulting in the narrowing of the nasal cavity. If the patient has polyps in the posterior nostril or tumors in the nasopharynx, it will also lead to nasal congestion, and after upper respiratory tract infection, the patient will also have nasal congestion. Treatment requires a clear cause, it is best to go to the hospital to improve the nasal endoscopy, after active treatment the patient’s bilateral nasal congestion should be significantly improved, during treatment patients try to avoid eating too spicy food, so as not to aggravate the patient’s nasal secretion aggravate bilateral nasal congestion.