If it is presbycussis age related hearing loss most likely not curable.if it is recent due to infection ect see an ear nose and throat asap .in some cases if caught early can be helped. If asymmetric hearing loss need to rule out acoustic neuroma a small benign tumor in the bony portion of the ear causing compression on the hearing nerve.as long as it's not fluid behind your ear drum that would be acute most likely followed by upper respitory infection sinus ,throat ect.other causes of ear problems are nasal tumor compressing eustation tube where the ear drains rare occurrence. Again see your local ear nose throat doctor.
is sensorineural hearing loss permanent?
A Guru in his own eyes that have a youtube cannel and call himself "real world audio" claim that you can overcome sensoineural hearing loss by and even his mentor ,Stu, had told him so. And this is by special method that they know.
i was so suprised how many Audiophiles want to believe those mumbo jumbo
so, for all those:
SNHL is usually permanent . Once the hair cells of the inner ear are damageed or lost, they can’t be repaired