AP – Scientists have discovered a gene that helps a mother and daughter stay alert on about six hours sleep a night, two hours less than the rest of their family needs.
Tags: Mother And Daughter, Scientists, Six Hours, Sleep, Sleepers
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AP – Scientists have discovered a gene that helps a mother and daughter stay alert on about six hours sleep a night, two hours less than the rest of their family needs.
Tags: Mother And Daughter, Scientists, Six Hours, Sleep, Sleepers