Author Arianna Huffington says we can send questions to our subconscious to seek answers as we drift off to sleep. Photo: Scott Wintrow/Stringer/Getty Images

The science of 'sleeping on it' can lead to major breakthroughs

Sleep improves our ability to come up with creative solutions to problems, say psychologists in the US

Topic |   Business Insider

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Author Arianna Huffington says we can send questions to our subconscious to seek answers as we drift off to sleep. Photo: Scott Wintrow/Stringer/Getty Images
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