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'Sandman's' Role in Sleep Control Discovered

(University of Oxford) Oxford University researchers have discovered what causes a switch to flip in our brains and wake us up. The discovery … brings us closer to understanding the mystery of sleep…
The sleep switch is a 'hard' switch, meaning that it is either on or off. 'That makes sense,' said [Professor Gero Miesenböck]. 'You want to be either asleep or awake but not drift through twilight states.'
Dr Diogo Pimentel, one of the two lead authors of the study, said: 'Being able to operate the sleep switch at will has given us a chance to find out how it works.'
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