Archive for November, 2009
A heart attack occurs when an obstacle blocks or slows blood flow to the heart. A heart attack can also occur when a coronary artery (blood vessel that supplies blood to the heart) temporarily shrinks, more or less suddenly or violently, to the point of interrupting the blood supply. The heart is a muscle that is roughly the same size as your fist. One of its main functions is to pump oxygen-rich blood and nutrients throughout the body, and supplies itself. When the blood supply to a section of heart muscle is blocked, and does not recover quickly, some parts of the heart muscle deprived of oxygen undergo damage and begin to die. Over the interruption of blood supply continues, the greater the damage to the heart is important. Every year, approximately 70,000 people in Canada suffer from a heart attack and approximately 19,000 of them die. Most heart attacks result in death occur outside a hospital. The acquisition of relevant knowledge and develop a plan you will play a decisive role in prevention of heart attack . By learning to recognize symptoms of a heart attack you also reduce the risk of dying from a heart attack. You can also discuss with your doctor or pharmacist for more information on strategies for preventing heart attacks.