Hypersomnia Organizations

National Sleep Foundation 1522 K Street NW Suite 500 Washington, DC   20005 nsf@sleepfoundation.org http://www.sleepfoundation.org Tel: 202-347-3472 Fax: 202-347-3472

National Heart, Lung, and Blood Institute Health Information Center P.O. Box 30105 Bethesda, MD   20824-0105 NHLBIinfo@nhlbi.nih.gov http://www.nhlbi.nih.gov Tel: 301-592-8573/240-629-3255 (TTY) Recorded Info: 800-575-WELL (-9355)