“In the United States, the most common type of heart disease is coronary artery disease (CAD), which leads many to heart attacks. You can greatly reduce your risk for CAD through lifestyle changes and, in some cases, medication. CAD consists of cholesterol and placque build up, even tar if a smoker, that can be deadly in time with blocking the arteries called atherosclerosis. This in time left untreated can lead to a heart attack or even silent heart attack. CAD also is the brittling of the arteries causing narrowing of the arteries called arteriosclerosis. Here it is the ending result is the blood supply is affected in not getting enough oxygen to the tissue, in particular the heart for CAD.

It is still the number one killer even greater than cancer in both men and women today.”

AHA American Heart Association