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Exploring the Association Between Physical Fitness Components and Cognitive Function in Older Korean Adults: The
Da Ae Kim1, Buongo Chun2, Muncheong Choi3
1Department of Neurology, Ajou University School of Medicine, Suwon, Korea.
Dementia and Neurocognitive Disorders
|February 9, 2026
Summary
Coordination, measured by T-wall response time, was the only physical fitness aspect linked to cognitive function in older adults. This highlights coordination as a key target for future exercise interventions to support cognitive health.
Area of Science:
- Gerontology
- Neuroscience
- Exercise Science
Background:
- Physical exercise interventions show promise for enhancing cognitive health in older adults.
- The precise link between physical fitness and cognitive function in the elderly requires further clarification.
- Older adults are particularly vulnerable to cognitive decline, necessitating targeted health strategies.
Purpose of the Study:
- To investigate the relationship between physical fitness and cognitive function in older Korean adults.
- To identify specific physical fitness components associated with cognitive performance in this demographic.
Main Methods:
- Eighty-four community-dwelling older adults (mean age 70.7 years) participated.
- Physical fitness was assessed using a battery including handgrip strength, flexibility, and T-wall response time.
- Cognitive function was evaluated using the Repeatable Battery for the Assessment of Neuropsychological Status (RBANS).
Main Results:
- Slower T-wall response time (coordination) was significantly correlated with lower overall cognitive scores and memory performance on the RBANS.
- Regression analysis indicated that slower T-wall response time independently predicted lower total index and delayed memory scores.
- Higher education levels were positively associated with cognitive performance.
Conclusions:
- Coordination, assessed via T-wall response time, was the sole physical fitness component consistently linked to cognitive function in older adults.
- Coordination-related fitness may be a crucial factor influencing cognitive performance in older individuals.
- Targeting coordination through exercise interventions could be a promising strategy for maintaining cognitive health in aging populations.
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