What is a Heart Attack? The heart is a muscle that pumps blood to the body. A heart attack occurs when the flow of oxygen-rich blood to a section of heart muscle suddenly becomes blocked and the heart can't get enough oxygen. If blood flow isn't restored quickly, the section of the heart muscle begins to die. Symptoms of Heart Attack Heart attacks are one of the leading causes of death in the United States. Every year, about 735,000 Americans have a heart attack, and about 625,000 people die from them. That’s why it’s so important to know the symptoms of a heart attack and what to do if you or someone you know is having one. - Heartburn or indigestion - Jaw, neck, or back pain - Arm or shoulder pain or discomfort - Shortness of breath - Cold sweat - Lightheadedness What are the Risk Factors for Heart Attack? Many risk factors for heart attack include smoking, high blood pressure, high cholesterol, diabetes, and family history. What can I do to Recover after a Heart Attack? If y