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Prolonged Sleep Restriction May Increase Body Weight

In a pooled analysis of two randomized crossover trials, reducing nightly sleep by about 1.5 hours for 6 weeks was associated with modest increases in body weight and waist circumference without measurable changes in body composition.

  • By

  • Andrea Surnit

  • July 9, 2026

  • 3 min

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Prolonged Sleep Restriction May Increase Body Weight

  • by Andrea Surnit

  • July 9, 2026

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