OVERVIEW Did you know that about one in every 13 adult Americans has coronary artery disease? It occurs when the arteries that supply blood to the heart start to narrow and harden. The narrowing is caused by a buildup of cholesterol, or plaque, on the walls of the arteries (a process known as atherosclerosis).

OVERVIEW Are you experiencing frequent lightheadedness or fainting spells? Unsure what might be causing these issues? Then your cardiologist may recommend a tilt table test, sometimes known as a passive head-­up tilt test (HUTT). This procedure is used to record both your blood pressure and heart rate