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National Institutes of Health (NIH)
NIH is an Agency under the U.S. Department of Health and Human Services, and offers health information and scientific resources.
American Heart Association
This group is dedicated to providing education and information on fighting heart disease and stroke. Contact the American Heart Association at: American Heart Association 7272 Greenville Ave. Dallas, TX 75231 (800) AHA-USA1
National Heart, Lung, and Blood Institute (NHLBI)
The NHLBI provides the public with educational resources relating to the treatment of heart, blood vessel, lung, and blood diseases as well as sleep disorders.