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1 .This is Scientific American 60-Second Mind, I'm Christie Nicholson. Got a minute?
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2 .Shakespeare called sleep the chief nourisher in life's feast.
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3 .But today we know it's so much more.
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4 .Insufficient sleep contributes to the risk of cardiovascular disease, diabetes and obesity.
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5 .And now a study finds that too little or too much sleep are both associated with a significant increase in sick days away from work.
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6 .Almost 4,000 men and women between the age of 30 and 64,participated in the study, which followed them for seven years.
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7 .The research revealed that the absence from work due to illness increased dramatically for those who said they slept less than 6 hours or more than 9 hours per night.
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8 .The sleep time that was associated with the lowest number of sick days was 7 hours 38 minutes for women and 7 hours 46 minutes for men.
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9 .The study is in the journal Sleep.
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10 .Of course these findings are associative and not necessarily causal.
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11 .Other factors may be responsible for the under or oversleeping to begin with.
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12 .But sleep patterns are still a warning sign for increased illness and health complications.
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13 .Shakespeare put it best: Sleep that knits up the ravelled sleave of care.
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14 .Thanks for the minute, for Scientific American 60-Second Mind. I'm Christie Nicholson.
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