There are a couple of genetic therapy cures in trials... http://entcolumbia.org/world-s-first-gene-therapy-trial-hearing-loss http://entcolumbia.org/world-s-fi

There are a couple of genetic therapy cures in trials... http://entcolumbia.org/world-s-first-gene-therapy-trial-hearing-loss http://entcolumbia.org/world-s-first-gene-therapy-trial-hear... Also promising is a solution using Crispr https://www.technologyreview.com/s/608899/the-easiest-place-to-use-crispr-might-be-in-your-ear/ https://www.technologyreview.com/s/608899/the-easiest-place-...