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Sleep and chrononutrition: a narrative review.
Naveen Ravi1, Archana Gaur1, Sakthivadivel Varatharajan2
1Department of Physiology, All India Institute of Medical Sciences, Bibinagar, Hyderabad, Telangana India.
Sleep and Biological Rhythms
|September 24, 2025
Summary
Chrononutrition, the study of meal timing
Area of Science:
- Chrononutrition
- Nutritional Science
- Sleep Medicine
Background:
- Chrononutrition investigates the impact of food intake timing on metabolism and health.
- It highlights the connection between sleep patterns and dietary habits.
- Modern lifestyles have significantly altered eating schedules, affecting sleep and overall health.
Purpose of the Study:
- To review the components of chrononutrition and their effects on sleep.
- To explore the relationship between diet, sleep hygiene, and health outcomes.
- To synthesize current research on the emerging field of chrononutrition.
Main Methods:
- A narrative review of electronic literature.
- Searches conducted on PubMed, Medline, Embase, Cochrane, and Google Scholar until February 20, 2025.
- Inclusion criteria: English language, published after January 2014, focusing on chrononutrition, diet, and sleep.
Main Results:
- Research on chrononutrition and sleep is currently limited but growing in importance.
- Temporal eating patterns significantly influence sleep quality and health.
- Skipping breakfast and late-night eating negatively impact metabolism, leading to obesity and cardiovascular issues.
Conclusions:
- Chrononutrition significantly impacts sleep and overall health.
- Understanding chrononutrition's effects can improve well-being.
- Further research is needed to fully elucidate the complex interactions between eating timing, sleep, and health.
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