Cardiac disease is the number one cause of death among adult Americans: each year, 478,000 individuals die of coronary artery disease, 1.5 million suffer a heart attack, 407,000 undergo bypass surgery, and 300,000 receive angioplasty. Most of us have read about the risk factors--simply being a man over the age of 45 or a woman who has gone through menopause makes one more likely to suffer from coronary artery disease, as do a family history of cardiac...