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.
http://www.hon.ch/InteliHealth 
Harvard Medical School's consumer health information, journal databases, a medical dictionary, FAQs on latest news and live forums.
http://www.intelihealth.com/
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.
http://www.bbc.co.uk/health/
WebMD 
A health resources for consumers, physicians, nurses, and educators. Includes news, chat forums, health quizzes and consumer product updates.
http://www.webmd.com/
Judge: Web Sites for Health 
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.
http://www.judgehealth.org.uk/
AOL Body 
Find advice, information about diseases and drugs, fitness tips, and news items.
http://body.aol.com/health