What Causes Disorientation With Dizziness On Walking?

hello doctor my name is radha age 26.from last 6 months i suffered with a different health problem .that is when im walking i feeel my is moving left to right and sudenly i turn head my head i feel like to fall down .i met cardiologist he done so tests and tell every thing is normal just tel some stress.they are doing all tests all results are positive. ithink its a nurological problem.


i have hypo tyroid,pcod problems

tell me what is my problem