Started in january was low then really loud i couldnt hear anything or sleep for days was like a helcopter in my ears. Been suffering really bad anxiety which i managed lower myself. I hear rumbling all the time slows down when in sound, i can tense my ear &get that noise so i though it was muscle. When in a quiet room it goes to a lower rumble. In a car it triggers it off thats on a short 15 min journey, on long journey it disappears & ears relax & goes for a bit. Vit D dificiency i have