The stuffy feeling in the ear may be caused by cerumen impaction, secretory otitis media, sudden deafness and so on. 1. Cerumen impaction: The cerumen secretions are more and more, which are not discharged smoothly and block the ear canal, causing a stuffy feeling in the ear, accompanied by tinnitus, hearing loss and other symptoms. 2. Secretory otitis media: due to upper respiratory tract infection secondary to secretory otitis media, resulting in negative pressure in the middle ear, tympanic membrane invagination, tympanic membrane effusion, etc., which can also cause a stuffy feeling in the ear. 3. Sudden deafness: due to staying up all night, mental overstress or viral infections may cause sudden deafness, which can lead to a stuffy feeling in the ear. There may be other reasons for the stuffy feeling in the ear, it is recommended to consult a doctor in time to find out the cause of the disease and follow the doctor’s instructions to standardize the treatment.