Coronary artery disease



A type of heart disease that affects the main heart arteries. It causes reduced blood flow to the heart muscle.


Coronary artery disease is common. It affects the main blood vessels that send blood to the heart. The usual cause is the buildup of fats, cholesterol and other substances in and on the artery walls, a condition called atherosclerosis. High blood pressure, diabetes and obesity increase the risk of coronary artery disease.


Symptoms include chest pain and shortness of breath. Coronary artery disease can cause a heart attack.


Treatments include lifestyle changes, medicines and surgery.