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Protecting episodic memory after sleep loss: Similar benefits of exercise and naps via distinct neural contributions.

Overview

Authors: Madhura S. Lotlikar1,2,3, Beatrice Ayotte1,2,3, Amy Choi1,2, Freddie Seo2, Edwin M. Robertson4,5, Fabien Dal Maso6,7, Marc Roig2,3,8
ORCID iDs: Madhura S. Lotlikar, Freddie Seo, Marc Roig
  1. Department of Neurology and Neurosurgery, McGill University, Montreal, QC H3A 0G4, Canada
  2. Memory and Motor Rehabilitation Laboratory, Jewish Rehabilitation Hospital, Laval, QC H7V 1R2, Canada
  3. Feil and Oberfeld Research Centre, Jewish Rehabilitation Hospital, Center for Interdisciplinary Research in Rehabilitation, Laval, QC H7V 1R2, Canada
  4. Department of Brain and Cognitive Sciences, Institute of Neuroscience and Psychology, University of Glasgow, Glasgow G12 8QQ, United Kingdom
  5. Center for Information and Neural Networks, National Institute of Information and Communications Technology, Suita City, Osaka 565-0871, Japan
  6. École de Kinésiologie et des Sciences de l’Activité Physique, Faculté de Médecine, Université de Montréal, Montreal, QC H7N 0A5, Canada
  7. Centre Interdisciplinaire de Recherche sur le Cerveau et l’Apprentissage, Montréal, QC H3T 1P1, Canada
  8. Department of School of Physical and Occupational Therapy, Faculty of Medicine and Health Sciences, McGill University, Montreal, QC H3A 0G4, Canada
Institutions: McGill University (Canada); Jewish Rehabilitation Hospital (Canada); University of Glasgow (United Kingdom); National Institute of Information and Communications Technology (Japan); Université de Montréal (Canada)
Journal: Proceedings of the National Academy of Sciences of the United States of America, volume 123, issue 32, article e2528246123
Dates: received 6 October 2025; accepted 23 June 2026; published online 7 August 2026; in print 11 August 2026
Type: Research article · Language: English
License: CC BY-NC-ND
Identifiers: DOI 10.1073/pnas.2528246123 · PMID 42566467 · PMCID PMC13462932 · OpenAlex W4413420975
Open access: hybrid, a free copy (OpenAlex)
Preprint: doi:10.1101/2025.08.19.25333837
Status: data only
Categories: EEG (modality), human (organism), cognitive (subfield)
Methods: Statistics, Preprocessing, Spectral & time-frequency, Evoked potentials, Connectivity
Keywords: sleep loss, exercise, memory, brain, naps
MeSH: Brain*, Exercise*, Memory, Episodic*, Sleep*, Sleep Deprivation*, Electroencephalography, Female, Humans, Male, Wakefulness (* major topic)
Journal subjects: Social Sciences, Psychological and Cognitive Sciences, Biological Sciences, Neuroscience
Topic: Sleep and Wakefulness Research (Cognitive Neuroscience, Neuroscience), according to OpenAlex
Funding: Natural Sciences and Engineering Research Council of Canada (RGPIN-2022-05075); Fonds de Recherche du Québec - Santé (Doctoral award, Roig Pull _ Marc _ 310696)
Citations: cited by 1 paper (Europe PMC); 135 references in the paper

Abstract

The abstract is not reproduced here: the paper's license (CC BY-NC-ND) does not allow it. Read it in the paper, at the publisher or on Europe PMC.

Code

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Data

Datasets cited

  • osf:u82k3, at OSF; found in “Data, Materials, and Software Availability”

Code and data availability statement

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Versions

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Version 1, 27 September 2026: the first record

Recorded: type, language, journal, volume, issue, pages, dates, 7 authors, 5 keywords, 10 MeSH terms, 2 funders, 127 references.

Cite

This paper

Lotlikar, M. S., Ayotte, B., Choi, A., Seo, F., Robertson, E. M., Maso, F. D., & Roig, M. (2026). Protecting episodic memory after sleep loss: Similar benefits of exercise and naps via distinct neural contributions. Proceedings of the National Academy of Sciences of the United States of America, 123(32), e2528246123. https://doi.org/10.1073/pnas.2528246123

BibTeX

@article{lotlikar2026protecting,
author = {Lotlikar, Madhura S. and Ayotte, Beatrice and Choi, Amy and Seo, Freddie and Robertson, Edwin M. and Maso, Fabien Dal and Roig, Marc},
title = {{Protecting episodic memory after sleep loss: Similar benefits of exercise and naps via distinct neural contributions}},
journal = {Proceedings of the National Academy of Sciences of the United States of America},
year = {2026},
month = aug,
volume = {123},
number = {32},
pages = {e2528246123},
publisher = {National Academy of Sciences},
issn = {0027-8424},
doi = {10.1073/pnas.2528246123},
url = {https://doi.org/10.1073/pnas.2528246123},
pmid = {42566467},
pmcid = {PMC13462932}
}

RIS

TY - JOUR
AU - Lotlikar, Madhura S.
AU - Ayotte, Beatrice
AU - Choi, Amy
AU - Seo, Freddie
AU - Robertson, Edwin M.
AU - Maso, Fabien Dal
AU - Roig, Marc
TI - Protecting episodic memory after sleep loss: Similar benefits of exercise and naps via distinct neural contributions
T2 - Proceedings of the National Academy of Sciences of the United States of America
J2 - Proc Natl Acad Sci U S A
PY - 2026
DA - 2026/08/07
VL - 123
IS - 32
SP - e2528246123
SN - 0027-8424
PB - National Academy of Sciences
DO - 10.1073/pnas.2528246123
UR - https://doi.org/10.1073/pnas.2528246123
LA - en
ER -

CSL-JSON

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