When the ears feel stuffy and the bulge does not work, you can take some ways to make the eustachian tube open. For example, if you sit with your head down, press your hands on both sides of your nose, take a deep breath, and shut up and puff hard, you can sometimes open the eustachian tubes on both sides and make the stuffy ears better; you can also press your hands on both sides of the ear screen and do swallowing exercises at the same time, which can sometimes open the eustachian tubes; or by chewing gum, drinking water, eating and other swallowing exercises, you can also open the eustachian tubes and make the eardrum The eustachian tube can also be opened and the eardrum restored to its normal state. When the eustachian tube does not open properly due to narrowing caused by various conditions, the ear is under negative pressure, causing the patient to suffer from ear congestion. If the situation is severe, it can also lead to a high negative pressure inside the tympanic cavity, causing exudation and forming a condition of otitis media. The patient will then experience stuffy ears, tinnitus, hearing loss, and in some cases, dizziness. There are many causes of eustachian tube obstruction, the common ones are upper respiratory tract infection, rhinitis, sinusitis, in addition to inflammation of the nasopharynx and adenoid hypertrophy in the nasopharynx, and even malignant tumors in the nasopharynx, which can cause abnormal function of the eustachian tube. Therefore, when the ear bulge is not working and the treatment by the above methods is not effective, you must go to the hospital for further examination and treatment after the cause is clear.