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Mayo Clinic — Comprehensive medical diagnosis and treatment; locations and services; request an appointment.

Medical Dictionary is intended for use by healthcare consumers, students, and professionals as well as anyone who wants to keep up with the burgeoning array of terminology found in today’s medical news. By staying clear of jargon, the dictionary o...

The National Library of Medicine (NLM), on the campus of NIH in Bethesda, Maryland, is the world

Yahoo! Answers is a new way to find and share information. You can ask questions on any topic, get answers from real people, and share your insights and experience.

Accurate, up-to-date, comprehensive cancer information from the U.S. government

Answers from thousands of trusted physicians. Anytime, anywhere. For FREE! Now also available on your iPhone, iPad, and Android!

Trusted medical information to encourage healthy living. Enjoy free health tools and view detailed doctor-reviewed information about diseases, medical symptoms, treatments, drugs, and nutrition.

LIVESTRONG offers trusted health information and health news on diseases, symptoms, drugs, treatments and more. Get healthy with LIVESTRONG

wikiHow is a wiki based collaboration to build the world’s largest, highest quality how to manual. Our multilingual how to manual has free step-by-step instructions on how to do all types of things.