Daily Dynamics of Resting-State Electroencephalographic Theta and Gamma Fluctuations Are Associated With Cognitive Performance in Healthy Aging.

Kenza Bennis, Francis Eustache, Fabienne Collette, Gilles Vandewalle, Thomas Hinault

Université de Caen Normandie, Inserm, EPHE-PSL, CHU de Caen, GIP Cyceron, U1077, NIMH, 14000 Caen, France.Université de Caen Normandie, Inserm, EPHE-PSL, CHU de Caen, GIP Cyceron, U1077, NIMH, 14000 Caen, France. · pubmed

Paper

Abstract

Healthy age-related cognitive changes are highly heterogeneous across individuals. This variability is increasingly explained through the lens of spontaneous fluctuations of brain activity, now considered a powerful index of age-related changes. However, brain activity is a biological process modulated by circadian rhythms, and how these fluctuations evolve throughout the day is under investigation.

The following analysis is generated by AI and may contain errors. It is separate from the authors’ abstract and is not peer review.

Research summary

The paper investigates the relationship between resting-state brain activity fluctuations and cognitive performance in healthy aging individuals. While it addresses cognitive changes associated with aging, it does not delve into the root causes of aging or propose mechanisms for lifespan extension. The findings may contribute to understanding cognitive aging but are more focused on symptomatology rather than addressing aging itself. Thus, it represents solid research but with limited impact on the broader field of longevity.

Author of this paper? Send a correction.