Whether hearing loss can be restored depends on the extent and location of the damage, because there are many reasons for the decline in physical strength, and some influencing factors can only temporarily damage the ears, such as obstructive hearing loss. As long as the cause of the decline is eliminated, it can be recovered slowly. Hearing, but some factors have caused serious damage to the ear nerves. Most of this neurological damage is irreversible. Not only can it not be restored, but it must be treated in time to protect and control the current hearing level in time to prevent aggravated decline.