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A lab the size of a postage stamp

Traditional lab tests for disease diagnosis can be too expensive and cumbersome for the regions most in need. George Whitesides' ingenious answer, at TEDxBoston, is a foolproof tool that can be manufactured at virtually zero cost.
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Aimee Mullins: Dancing with adversity

The thesaurus might equate "disabled" with synonyms like "useless" and "mutilated," but ground-breaking runner Aimee Mullins is out to redefine the word. Defying these associations, she shows how adversity -- in her case, being born without shinbones -- actually opens the door for human potential.
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Heart Attacks and Depression

Studies show that 48 percent of people can develop depression following a heart attack. But experts say this depression may not be purely psychological.
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Bariatric Surgery – Nat Ezrays

Nat Ezray struggled with weight problems for decades. After bariatric surgery at Stanford Hospital & Clinics, combined with lifestyle changes, Ezray's health has improved substantially.
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Operating room of the future

The Suite consists of four operating rooms housing futuristic surgical, endoscopic and imaging technology including the Artis zeego angiography C-arm system developed by Siemens Healthcare and recently approved for use in the United States. The C-arm can rotate completely around an operating table scanning a patient from all angles, and offering surgeons detailed imaging to guide them in their procedure.
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(Video) PACT: Help for HIV Positive People

Through PACT (Prevention and Access to Care and Treatment), a Brigham and Womens Hospital program, case managers help HIV positive patients in inner-city Boston adhere to their treatment plan.
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Science of breastfeeding

While it may take a little practice, breastfeeding is one of the most natural ways mom can give her child a healthy head start.
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Video: How the Spinal Cord Controls Movement

Thomas M. Jessell, Howard Hughes Medical Institute Investigator, examines the neural circuits that control our movements.
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Stanford video: new treatments for chronic sinusitis

Learn how sinusitis, which affects 37 million Americans every year, is diagnosed and treated, including recent innovations. Presented by Peter H. Hwang, director of the Stanford Sinus center and professor of otolaryngology at Stanford University.
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Video: Why not regrow defective organs?

Alan Russell talks at TED.com about regenerative medicine -- a radical idea of dealing with disease and injury -- signal the body to rebuild itself.