Andres Lozano: Parkinson's, Depression and the Switch That Might Turn Them Off

Published on Apr 18, 2013

Deep brain stimulation is becoming very precise. This technique allows surgeons to place electrodes in almost any area of the brain, and turn them up or down -- like a radio dial or thermostat -- to correct dysfunction. A dramatic look at emerging techniques, in which a woman with Parkinson's instantly stops shaking and brain areas eroded by Alzheimer's are brought back to life. (Filmed at TEDxCaltech.)


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