Sleep Duration Signals Metabolic Change

Weekend sleep recovery shows mixed metabolic associations depending on weekday sleep duration.

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1

Inverted U-shaped relationship between sleep duration and insulin sensitivity.
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Optimal sleep duration for metabolic health is approximately 7.3 hours.
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Study included 23,475 adults from NHANES data.
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Moderate weekend catch-up sleep improves metabolic markers for those with shorter weekday sleep.
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Excessive WCS can weaken insulin sensitivity.
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Higher insulin sensitivity associated with shorter sleep in various demographics.
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Limitations include cross-sectional design and potential recall bias.