U.S. Department of Health and Human Services (HHS)
HealthierUS - The HealthierUS initiative is a national effort to improve people's lives, prevent and reduce the costs of disease, and promote community health and wellness.
Centers for Disease Control and Prevention
HHS - Taking Root in States and Cities - Information about faith-based and community initiatives on a state-by-state and city-by-city basis.
World Health Organization (WHO)
WHO - United States information
Doctors without Borders