Centers for Disease Control and Prevention 
Promotes health and quality of life by preventing and controlling disease, injury and disability.
http://www.cdc.gov/Healthy People 2010 
A national health promotion and disease prevention initiative bringing together many individuals and agencies to improve the health of all Americans, eliminate disparities in health, and improve years and quality of healthy life.
http://www.healthypeople.gov/
National Toxicology Program 
As part of the National Institutes of Health, the National Toxicology Program produces an annual report which lists known and suspected carcinogens.
http://ntp.niehs.nih.gov/index.cfm?objectid=72016262-BDB7-CEBA-FA60E922B18C2540
Chronic Disease Prevention 
Information from the CDC including classes of chronic diseases, conditions, behaviors, populations affected, and publications concerning disease precautions.
http://www.cdc.gov/nccdphp/
Infection Control 
Recent literature abstracts on infection control updated every three months. From the Faculty of Medicine:UCL - Brussels, Belgium.
http://www.md.ucl.ac.be/entites/esp/hosp/infcon.htm