Do type A women have a higher rate of breast cancer? Should you take aspirin if you're type O? This reference book attempts to answer all your questions about how to treat a specific problem acording to your blood type. The author, Dr Peter J. D'Adamo, has established himself as an authority on the connection between blood type, eating, cooking and living. Through this guide, he aims to help you to improve your overall health and well-being by recommending treatments for hundreds of conditions. He also details the frequency and severity of the conditions for each blood type.