How electric currents can help sleepers control their dreams

New technique could be used to help people with PTSD who have recurring nightmares, say scientists

 A young boy asleep in his father's lap
(Image credit: Jared Wickerham/Getty Images)

SCIENTISTS in Germany have developed a way for people to control their own dreams: electric currents pumped directly into the brain.

Researchers at the JW Goethe University in Frankfurt have been zapping volunteers with electric currents as they sleep to increase gamma brainwave activity.

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