Sound sleep linked to high quality of life

Getting six to nine hours of sleep a night is associated with higher ratings for quality of life and lower ratings for depression, according to a new study.

The results showed that people with `normal` sleep duration of six to nine hours per night had higher self-reported scores for quality of life and lower scores for depression severity compared to short and long sleepers.

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Among patients who reported having perfect health, there were a higher percentage of normal sleepers, who also had significantly lower scores for depression severity compared to short and long sleepers with perfect health.

`These results are important because they provide more information about the importance of getting enough sleep, which is usually six to nine hours per night,` said principal investigator Charles Bae, neurologist at the Cleveland Clinic Sleep Disorders Center in Ohio.

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