Heartbeat is an eye opener for those who have an indifferent attitude towards their health and a comprehensive guide for those who make a conscious effort to live a healthy life. It attempts to answer all queries regarding Coronary Artery Disease (CAD). Right from the basic structure of the heart, the disease process and risk factors, to when one should suspect that a heart attack is occurring and the preventive routine tests and their interpretation, the book has all that you must know about coronary artery disease and how to prevent an heart attack.