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‘A number of athletes competing at the Rio 2016 Olympic Games have used an unconventional (and still legal) technology, which involves stimulating the brain, to help improve performance in competition.
A San Francisco-based company called Halo Neuroscience is behind the trend, with three American athletes among the first to try the technique, as reported by spectrum.ieee.org.
Transcranial direct current stimulation (tDCS) is a process that involves athletes wearing a device called a ‘Halo Sport’ on their heads, which channels a small current into the brain.’
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