is there a medical reason why someone would be humming unconsiously all the time; I need help with this; I s there something medically/mentally wrong w/me. People have asked me why I am always humming. I do it all of the time. Not loudly, but enough to have people mention it to me. Is there a cause. See a rich collection of stock images, vectors, or photos for person humming you can buy on Shutterstock. Explore quality images, photos, art & more.
Person humming Video