Hi doctor, I have a problem in travelling car or bus. In travelling time my ear was blocked and so much of sweating. I can feel the blood passing in my hands, my blood pressure goes high. Last 6 month I affected viral fever. After only this problem happen. In traveling time only this problem happen. Liquor with travelling this problem not happen. Please help me. I need to know why this problem comes and what's is this. Please help me thanks.