(BBC) — Using electricity to stimulate parts of the brain may ease the symptoms of motion sickness, scientists have said.
The team at Imperial College London say early trials on 20 people suggest the method could have a similar effect to drugs, but without the drowsiness.
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The mild electrical current interferes with the messages arriving from the part of the ear which controls balance.
Other scientists urged "healthy scepticism" until larger trials backed up the findings, reported in Neurology.