In addition, if you catch a cold in your life and cause a viral infection, it may also lead to sudden deafness. Generally, this kind of deafness can basically disappear after the cold is cured. In addition, there are ear diseases that can not be used when the illness is mild. I realized that when I was deaf, I knew I was suffering from an ear disease.It is recommended that when sudden deafness occurs, you must go to the hospital to check what caused it, and then perform treatment. Remember not to use drugs blindly, otherwise the disease will not be cured, but it may aggravate the patient’s condition.