9-Volt Batteries: Snake Oil or Brain Boost?
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People, without any medical training, are jump-starting their brains. Welcome to the new black market way to gain a competitive advantage. Like your brain on steroids, for $249 you too can send some electricity into your skull, and get yourself a knowledge boost. If you need help, well go to Reddit, of course there’s a page on it.
Read more at nytimes.com.
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