Feel like swaying while standing. Difficulty walking distance . I don't know y i am feeling like this. I am afraid to walk and going out. My all tests normal . My legs hurt. I feel dizzy while sitting on a chair. I understand if i work hard i shld b tired . But sitting also difficult .i don't k kw y. I take becocules thought i have vitamin deficiency .pls help. My MRI of spine all normal .