Dual Roles of Cardiorespiratory Fitness and Fatigability in the Life-Space Mobility of Older Adults: The Study of Muscle Mobility and Aging (SOMMA).
Kyle D MooredYujia Susanna QiaoAndrea L RossoFrederico G S ToledoPeggy M CawthonSteven R CummingsBennett P GreenwoodStephen B KritchevskyNancy W GlynnPublished in: The journals of gerontology. Series A, Biological sciences and medical sciences (2023)
Fitness below a critically low threshold was associated with limited life-space mobility, suggesting that certain older individuals may need to operate close to their maximum aerobic capacity to traverse daily environments; these associations were driven by those with more severe physical fatigability.