“Why Do Teeth Become Crooked?
Terry Pracht, DDS, past president of the American Association of Orthodontics says that both heredity and environmental factors can create crooked teeth and bite problems. Dr. Pracht mentions that hereditary factors include crowded teeth, teeth where there is too much space and malocclusions. He also mentions that crooked teeth can be caused by thumb sucking and tongue thrusting as well as accidents occurring to the jaw(1).”
Learn more at http://ow.ly/nXAvd