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The leading source for trustworthy and timely health and medical news and information. Providing credible health information, supportive community, and educational services by blending award-winning expertise in content, community services, expert co...

Online Dictionary - Multiple dictionaries including: English dictionary, medical dictionary, legal dictionary, financial dictionary, computer dictionary, thesaurus, dictionary of acronyms and abbreviations, dictionary of idioms, thesaurus, Columbia e...

Dictionary.com - the largest and most trusted free online dictionary. Instantly look up accurate and extensive definitions and word meanings, and hear audio pronunciations.

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

The largest and most trusted free online thesaurus. Quickly find accurate and up-to-date synonyms, antonyms, and related words at Thesaurus.com. Synonym dictionary, antonym dictionary, words synonyms.

Health.com and Health Magazine provide up-to-date news and information about medicine, wellness, diet, nutrition, fitness, recipes, and weight-loss. Health.com combines expert medical information with the insights of real patients.

Nature - the world

In-depth information on back pain, neck pain, lower back pain, sciatica and more, including articles, videos, forums and physician interviews.

Read doctor-produced health and medical information written for you to make informed decisions about your health concerns.

Information about arthritis pain relief, symptoms, medication, treatment, and diet. Information on various types of arthritis including rheumatoid arthritis, osteoarthritis, gout, psoriatic arthritis, lupus, fibromyalgia, Sjogren

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

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.