I am 42 years old male,living in us. I have History of htn on medication lisnopril. lately i am having problems of ears closing up randomily, may be when walking or driving and occasional lightheadedness ( no bp changes or low bp), no spinning. I have no issues during position changes( getting up from sleep or bending down),.brain mri , eeg ,echo , stress test , cardiac enzymes, ecg all are normal. ent doctor told us every thing looks normal.i am having shoulder pain.