Sleep solidifies bad feelings

Night of slumber keeps negative emotions fresh

By Laura Sanders, 12:42 PM January 19, 2012

A night of shut-eye sears bad feelings into the brain, while waking hours take the emotional edge off, a new study finds. Though preliminary and somewhat inconsistent with earlier research, the results suggest that staying awake after something awful happens might be a way to blunt the emotional fallout of traumatic experiences, researchers report in the Jan. 18 Journal of Neuroscience.

Sleep is known to lock in memories, particularly emotional ones, but scientists didn’t know whether accom...

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