I had Tinnitus for a while and it drove me nuts - no actually insane at times. I know how the dreaded T. makes you sometimes want to smash your head against a wall with frustration - don't do it, there are alternatives.
Like so many health issues, tinnitus is related to other things going on in your body. Here's an article that points out its relationship to the menopause. http://ping.fm/6eJYL