The Sleep Pattern Linked To 10% Higher IQ (M)

Around one-third of the population are night owls, with one-quarter preferring to rise early.

Around one-third of the population are night owls, with one-quarter preferring to rise early.

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Author: Dr Jeremy Dean

Psychologist, Jeremy Dean, PhD is the founder and author of PsyBlog. He holds a doctorate in psychology from University College London and two other advanced degrees in psychology. He has been writing about scientific research on PsyBlog since 2004.