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

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

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

Columbia University Department of Surgery: Our fundamental mission is excellence in clinical care, teaching, and research. Our dedication to interdisciplinary collaboration assures that all our patients receive the best possible care for their specif...

The mission of the Texas Heart Institute is to reduce the devastating toll of cardiovascular disease through innovative programs in research, education and improved patient care.

The eMedicine point-of-care clinical reference features up-to-date, searchable, peer-reviewed medical articles organized in specialty-focused textbooks, and is continuously updated with practice-changing evidence culled daily from the medical literat...

YouTube is a place to discover, watch, upload and share videos.

Explore HISTORY shows, watch videos and full episodes, play games and access articles on historical topics at History.com.

Welcome to UCLA Transplantation Services in Los Angeles, CA.

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...