National Institutes of Health (NIH)

An agency of the U.S. Department of Health and Human Services’ Public Health Service. NIH is the steward of medical and behavioral research for the nation. Its mission is science in pursuit of fundamental knowledge about the nature and behavior of living systems and the application of that knowledge to extend healthy life and reduce the burdens of illness and disability. http://www.nih.gov/.

Source: U.S. Department of Education