Guides lay persons and non-medical users and medical practitioners to useful and reliable online medical and health information. Provides leadership in setting ethical standards for Web site developers.

The National Library of Medicine (NLM), on the campus of NIH in Bethesda, Maryland, is the world's largest medical library. It collects materials in all major areas of the health sciences and to a lesser degree in such areas as chemistry, physics, botany and zoology. The collections stand at 5 million items--books, journals, technical reports, manuscripts, microfilms, photographs and images. Housed within the Library is one of the world's finest medical history collections of old (pre-1914) and rare medical texts, manuscripts, and incunabula.

Your source for reliable health information from the Federal government. Offering quick guides to healthy living, personalized health advice, and tips and tools to help you and those you care about stay healthy.

Harvard Medical School's consumer health information, journal databases, a medical dictionary, FAQs on latest news and live forums.

Award-winning, trustworthy, and credible health information and tools for patients from American Academy of Family Physicians.

Mayo Clinic offers award-winning medical and health information and tools for healthy living.

Health.gov is your portal for health related resources and news from the US government. Find prevention topics, dietary and physical activity guidelines, and other health resources.

Award winning health calculators and assessments. HealthStatus.com provides free online health assessments and over a dozen different health calculators.

Provides evidence-based guidelines to assist consumers and site creators in assessing the quality of health information on the internet. Free copies can be downloaded for printing.