READ: Changing brains: how a zap can cure depression or make you smarter

The Zen Machine
by Dominik Krupinski
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“At the end of six weeks of active stimulation, the results were striking. Around half of the recipients of active tDCS showed a ‘clinically significant result’ – a significant reduction of previously untreatable depression.

But the trial uncovered something else: volunteers were getting smarter.

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