Study2024Open access

Effect of time-restricted eating and intermittent fasting on cognitive function and mental health in older adults: A systematic review

Sharifi S, Rostami F, Babaei Khorzoughi K, Rahmati M

Preventive medicine reports · 22 citations

How it was studied

Design
Systematic review (classified by our AI screen)
Studied in
People
Main outcome
Health markers and function

Who paid for it

Funding
Independent funding
University or hospital
Kermanshah University of Medical Sciences
University or hospital
Student Research Committee, Tabriz University of Medical Sciences

Based on 2 listed funder(s) and full-text disclosure statement.

Publication

Published
2024-05-09 · Prev Med Rep · vol. 42 · p. 102757
Publisher
Elsevier BV
Cited
30 citations · more than 91% of similar papers · 2.6× the field average
Impact
Top 10% most cited in its field
References
67 works
Access
Open access (journal) · CC-BY-NC
Research areas
Dietary Effects on Health · Genetics, Aging, and Longevity in Model Organisms · Diet and metabolism studies
Keywords
Cognition, Intermittent fasting, Mental health, Gerontology, Medicine, Psychology, Psychiatry, Clinical psychology, Internal medicine

4 authors

From IR

  • Sina Sharifi · correspondingKermanshah University of Medical Sciences; Iranshahr University
  • Fatemeh RostamiKermanshah University of Medical Sciences; Iranshahr University
  • Kimia Babaei KhorzoughiIslamic Azad University, Isfahan
  • Mahmoud RahmatiKermanshah University of Medical Sciences; Iranshahr University

Abstract

Objective

Emerging evidence suggests that dietary interventions hold promise for promoting cognitive function and mental well-being in aging populations. This systematic review aimed to examine the potential relationship between Time-Restricted Eating (TRE) and Intermittent Fasting (IFA) with cognitive function and mental health in older adults.

Methods

A thorough exploration was undertaken on electronic databases such as PubMed, Scopus, Web of Science, Science Direct, and Google Scholar, up to October 2023, following PRISMA standards. The evaluation of the quality and potential bias in the incorporated articles involved the use of the Newcastle-Ottawa Scale and Consolidated Standards of Reporting Trials (CONSORT).

Results

From a total of 539 articles initially identified, eight studies met the eligibility criteria for inclusion in this review. Out of these eight studies, six focused on cognitive function, and 2 focused on mental health. The reviewed articles encompassed a wide range of population sizes, with the number of older adults studied varying from 10 to 1357, reflecting a diverse cohort of individuals. Conclusions.The findings suggest that TRE and IFA may have a positive impact on cognitive function and mental health in this population. However, additional research is needed to fully comprehend this relationship. Therefore, future research should specifically examine factors such as the duration and timing of the eating window in TRE, as well as the physical condition of older adults, to provide a more nuanced understanding of the cognitive and mental health benefits of TRE and IFA in older adults.

Abstract via Europe PMC. Copyright remains with the authors or publisher (CC BY-NC).

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