8 hours of sleep may not be necessary, quality matters: Study

You must have heard one should sleep for eight hours, but researchers say that it depends on a person's genetics. When it comes to sleep, quality matters over quantity. People with Familial Natural Short Sleep (FNSS) prefer to sleep just four ...

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New York , United States , California , San Francisco , Ying Hui Fu , Louis Ptacek , University Of California , Weill Institute For Neurosciences , Familial Natural Short Sleep ,