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Association Between Chrononutrition Patterns and Multidimensional Sleep Health
Namhyun Kim1, Rachel Kolko Conlon2, Samaneh Farsijani1
1Department of Epidemiology, University of Pittsburgh, Pittsburgh, PA 15261, USA.
Nutrients
|November 9, 2024
Summary
Specific eating patterns significantly impact sleep health. Later heavy eating increases poor sleep timing, while restricted eating windows worsen sleep duration.
Area of Science:
- Nutritional Science
- Sleep Medicine
- Public Health
Background:
- Diet quality is linked to sleep health, but specific chrononutrition patterns' effects are not well understood.
- Chrononutrition, the study of timing and frequency of food intake, is an emerging area in nutritional science.
Purpose of the Study:
- To identify distinct chrononutrition patterns in U.S. adults.
- To examine the association between these chrononutrition patterns and multidimensional sleep health outcomes.
Main Methods:
- Cross-sectional analysis using National Health and Nutrition Examination Survey data (2017-2020).
- Chrononutrition behaviors assessed via two 24-hour dietary recalls.
- Latent profile analysis identified eating patterns; multivariable regression analyzed associations with sleep dimensions.
Main Results:
- Increased time between waking and first eating was linked to higher odds of poor sleep timing and duration.
- A longer eating window was associated with lower odds of poor sleep timing.
- Specific chrononutrition profiles, 'Later Heavy Eating' and 'Restricted Window Eating,' showed significantly higher odds of poor sleep timing and duration, respectively.
Conclusions:
- Unique chrononutrition patterns are crucial for multidimensional sleep health.
- Findings support developing personalized chrononutrition interventions to improve sleep.
- Further research can elucidate the mechanisms linking eating timing and sleep quality.
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