Silver Book Fact
5 chronic diseases–heart disease, cancer, stroke, chronic obstructive pulmonary disease (COPD), and diabetes–account for more than 2/3 of all deaths.
Centers for Disease Control and Prevention, National Center for Chronic Disease Prevention and Health Promotion. The Burden of Chronic Diseases and Their Risk Factors: National and state perspectives. Atlanta, GA: Centers for Disease Control and Prevention; 2004. http://www.cdc.gov/nccdphp/burdenbook2004/pdf/burden_book2004.pdf