Dr. Abhishek Shukla today discussed about heart attack, medically known as myocardial infarction (MI) or acute coronary syndrome (ACS). It occurs when the blood flow to a part of the heart muscle is suddenly blocked, usually due to a clot forming over a ruptured atherosclerotic plaque in the coronary artery. Without timely restoration of blood flow, the affected heart muscle begins to get damaged or even die. He explained that the main cause of a heart attack is coronary artery disease (CAD), wh