Brain Tweak Lets Sleep-deprived Flies Stay Sharp
Staying awake slows down our brains, scientists have long recognized.
Mental performance is at its peak after sleep but inevitably trends downward throughout the day, and sleep deprivation only worsens these effects.
For the first time, researchers at Washington University School of Medicine in St. Louis have found a way to stop this downward slide. When scientists genetically tweaked a part of the brain involved in learning and memory in fruit flies, the flies were unimpaired even after being deprived of sleep.
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