A heart attack occurs when one of the heart's coronary arteries is blocked suddenly, usually by a tiny blood clot (thrombus). The blood clot typically forms inside a coronary artery that already has been narrowed by atherosclerosis, a condition in which fatty deposits (plaques) build up along the inside walls of blood vessels. A heart attack also is called a myocardial infarction or coronary thrombosis.
Each coronary artery supplies blood to a specific part of the heart's muscular...Read more
Many people experience heart palpitations during an anxiety attack. This pounding of your heartbeat can cause you to feel as if you are... Read more »