I have not heard of Neck Muscle exercises.

All i know is that the static/hissing ringing in my right ear is absolutely HORRIBLE and keeps me AWAKE most of the night.

It's Torture. Hard to imagine the brain can't shut off the sound.

I'm guessing damage is auditory nerve or outer hair cells.

Tinnitus has got to be one of it not the WORST head injury symptoms. Period.