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Published online 21 September 2006 | Nature | doi:10.1038/news060918-9

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Socialites need more sleep

Flies with a busy social life take longer naps.

A hectic social life makes a fruitfly take longer naps, according to a new study. This seemingly simple finding could prove important in helping to understand why we sleep, and what effect socializing has on our brain circuitry.

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