Health On the Net Foundation
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.

WebMD
Resource for consumers, physicians, nurses, and educators. Includes news, chat forums, health quizzes and consumer product updates.

AOL Health
Find advice, information about diseases and drugs, fitness tips, and news items.

BBC Health
Features current news plus archives, guides by subject, "Ask a Doctor" inquiry feature, a searchable conditions database, message board, and e-mail newsletter subscription.

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

Google Groups

AltaVista

A9

AOL

Ask

Clusty

Gigablast

Google

Lycos

MSN

Yahoo

mozilla.org
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Wikipedia