Sleep Locks In Bad Memories, Emotions

Sleeping after a traumatic event might lock in bad memories and emotions, a new study has found. Researchers from the University of Massachusetts at Amherst asked more than 100 healthy adults to rate their emotional responses to a series of images, some depicting unsettling scenes. Twelve hours later, they rated the images again. The difference: Half of the subjects slept during the break; the other half did not. "Not only did sleep protect the memory, but it also protected the emotional...Full Story
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