Related Experiment Videos
[Age-dependent changes in dynamic body balance as evaluated by the Body Tracking Test (BTT)]
T Yoshida1, M Yamamoto, H Orihara
1Department of Otorhinolaryngology, Toho University School of Medicine, Sakura Hospital, Chiba.
Nihon Jibiinkoka Gakkai Kaiho
|March 6, 1999
Summary
Dynamic body balance, assessed using the Body Tracking Test (BTT), declines after age 40. This age-related decline in tracking ability impacts both lateral and antero-posterior movements, with significant deterioration observed in older adults.
Area of Science:
- Biomechanics and Human Movement Science
- Gerontology
- Neuroscience
Context:
- Posture and gait stability naturally decline with aging.
- Assessing dynamic balance is crucial for understanding age-related functional changes.
- Existing methods often focus on static balance, necessitating tools for dynamic assessment.
Purpose:
- To develop and validate the Body Tracking Test (BTT) for evaluating dynamic body balance.
- To investigate age-dependent changes in dynamic balance control.
- To compare balance performance across different age groups and movement directions.
Summary:
- The Body Tracking Test (BTT) was developed, involving subjects tracking a moving target by shifting their center of gravity.
- 272 healthy volunteers participated, with data analyzed for age-related tracking ability deterioration.
- Results indicate a decline in tracking ability after age 40, affecting both lateral and antero-posterior directions, with increased deterioration in older age groups.
Impact:
- Identifies age 40 as a threshold for the onset of dynamic balance decline.
- Provides a quantifiable measure for assessing age-related balance impairments.
- Highlights the need for interventions to mitigate balance deficits in aging populations.