Sara Mednick

"It wasn't pathologized or weird, it was just what you did," said Sara Mednick, a professor in the Department of Cognitive Science at the University of California, Irvine. She's the author of The Power of the Downstate: Recharge Your Life Using Your Body's Own Restorative Systems. "This idea that we should be sleeping in one solid dose is a pretty new phenomenon," she added. 

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