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How a gentle electrical jolt can focus the sluggish mind

Season 2015 Episode 900 | 8m 29s

Need a coffee to get going in the morning? A jolt of electrical current could be more stimulating. Lighting up the brain with small amounts of electricity can dramatically improve mental focus, researchers have found. Science correspondent Miles O’Brien gets wired up to explore the potential uses.

Major corporate funding for the PBS News Hour is provided by BDO, BNSF, Consumer Cellular, American Cruise Lines, and Raymond James. Funding for the PBS NewsHour Weekend is provided by Consumer Cellular and Cunard Cruise Line. For a complete list of funders for the PBS NewsHour and PBS NewsHour weekend, click here.
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