⇢ ДЧ
Дмитрий Черепанов
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Medical School, asked 24 volunteers to practise a “visual discrimination task” that involved
identifying the orientation of diagonal lines on a computer screen.
Half the volunteers were then kept awake all night, while the other half had a normal night’s
sleep. To eliminate the effects of fatigue on the sleep-deprived group, both groups then slept
normally for two further nights. They were then tested again on the same exercise.
Among the group who slept normally, the volunteers showed a marked improvement. Those
who had not slept showed none, despite the two nights of sleep to catch up. The results, Professor Stickgold said, suggest that a good night’s sleep immediately after
