Andres Lozano: Parkinson’s, depression and the switch that might turn them off


Deep brain stimulation is becoming very accurate. 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 the dysfunction. A dramatic look at emerging techniques, in which a woman with Parkinson's stops trembling instantly and the brain areas eroded by Alzheimer's are resuscitated. (Filmed on TEDxCaltech.)

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Andres Lozano: Parkinson’s, depression and the switch that might turn them off

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