Although many people believe that cancer is the result of exposure to environmental carcinogens, scientific evidence shows that most cancers are actually the result of human behavior. According to the Harvard School of Public Health, nearly 70% of cancer deaths can be attributed to lifestyle factors.

If you'd like to reduce your risk of getting cancer, start with these simple Protective Steps .

Sources
Harvard Report on Cancer Prevention, Volume 1: Causes of Human Cancer. Cancer Causes & Control: An International Journal of Studies of Cancer in Human Populations. Volume 7, Supplement/November 1996.

Cancer Prevention and Early Detection: Facts and Figures 2003. American Cancer Society.

Behavioral Risk Factor Surveillance System (BRFSS) Prevalence Data, National Center for Chronic Disease Prevention and Health Promotion, Centers for Disease Control and Prevention.