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Training to reduce postural sway and increase functional reach in the elderly
M E Rogers1, J E Fernandez, R M Bohlken
1Center for Physical Activity and Aging, Department of Kinesiology and Sport Studies, 110 Heskett Center, Wichita State University, Wichita, Kansas 67260-0016, USA. michael.rogers@wichita.edu
Journal of Occupational Rehabilitation
|February 6, 2002
Summary
This study shows that a 10-week exercise program using air-filled balls significantly improved balance in older adults. This intervention may help reduce the risk of falls and related injuries.
Area of Science:
- Gerontology
- Biomechanics
- Exercise Physiology
Background:
- Poor balance is a major risk factor for falls in older adults, leading to work-related injuries and fatalities.
- Effective interventions are needed to improve balance and reduce fall risk in this population.
Purpose of the Study:
- To evaluate the impact of a 10-week exercise intervention on the balance of older adults.
- To assess changes in postural sway and functional reach after the intervention.
Main Methods:
- Twelve participants (aged 61-77 years) engaged in a 10-week program of exercises performed on air-filled exercise balls.
- Balance was assessed using postural sway composite scores (medial-lateral, anterior-posterior, XY area) and functional reach.
Main Results:
- Significant improvements were observed in medial-lateral sway amplitude and speed (approx. 9% reduction) and instantaneous speed (approx. 13% reduction).
- Reductions in XY area approached statistical significance (p=0.06).
- Functional reach improved by 20.3%.
Conclusions:
- Exercising on unstable surfaces, such as air-filled balls, effectively enhances both static and dynamic balance in older adults.
- This type of challenging exercise program holds potential for reducing the risk of falls in the elderly population.