Actually , I feel pressure in my head and kind of weird sensation in my head and some doctors recognized it as BPPV and I took some medication and they are in vain and had no effect. this strange feelings sometimes wakes me up in a terrible state and it deteriorates when looking at close objects. i am Okay while I am walking and even jogging but as soon as I stop walking this sensation comes to me in the form of waves passing through of my head. I have no idea. could you please do me a favor and tell me what should I do. i am a phd student and it is too hard to me that i am unable to read materials and notes on my cmputer and monitor for a long while.