Myocardial infarction, commonly known as a heart attack, occurs when blood flow stops to a part of the heart causing damage to the heart muscle. ST-elevation myocardial infarctions are the most severe types of heart attacks. They are usually due to an acute plaque rupture within the coronary arteries and the chance of dying from this type of heart attack is the highest.  The most … Continue reading Study shows cold weather can cause, predict higher risk of severe heart attack.