Why do some of us need so little sleep? Researchers say it’s in the genes that also combat dementia - The New Daily

US scientists now believe there are five genetic mutations that allow people to get by with four to six hours sleep a night.

US scientists now believe there are five genetic mutations that allow people to get by with four to six hours sleep a night. The researchers have been studying what they call ‘elite sleepers’ for mo… [+3766 chars]

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