Age Is Associated With Dampened Circadian Patterns of Rest and Activity: The Study of Muscle, Mobility, and Aging (SOMMA).
Melissa L EricksonTerri L BlackwellTheresa MauPeggy M CawthonNancy W GlynnYujia Susanna QiaoSteven R CummingsPaul M CoenNancy E LaneStephen B KritchevskyAnne B NewmanSamaneh FarsijaniKaryn A EsserPublished in: The journals of gerontology. Series A, Biological sciences and medical sciences (2024)
Older age was associated with dampened circadian behavior; behaviors were sexually dimorphic. Some sociodemographic characteristics were associated with circadian behavior. We identified a behavioral phenotype characterized by early time of day of peak activity, high rhythmic amplitude, and more total activity.