> TL;DR: It doesn't work But it does work. "There have been therapeutic effects shown in clinical trials involving Parkinson's disease,[18] tinnitus, amblyopia

> TL;DR: It doesn't work But it does work. "There have been therapeutic effects shown in clinical trials involving Parkinson's disease,[18] tinnitus, amblyopia, fibromyalgia, and post-stroke motor deficits" http://en.wikipedia.org/wiki/Transcranial_direct-current_stimulation#Clinical http://en.wikipedia.org/wiki/Transcranial_direct-current_sti...