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Physical performance effects of low-intensity exercise among clinically defined high-risk elders
Carolee A DeVito1, Robert O Morgan, Maurice Duque
1Miami Department of Veterans Affairs Medical Center (VAMC), University of Miami School of Medicine, Miami, Florida 33125, USA. cdevito@mednt.med.miami.edu
Gerontology
|April 8, 2003
Summary
A low-intensity exercise program improved physical function in deconditioned elderly individuals at high risk of falls. These gains in mobility, gait, and balance were maintained long-term, demonstrating the program
Area of Science:
- Gerontology
- Exercise Science
- Public Health
Background:
- Falls are a leading cause of injury and death in older adults.
- Community-based exercise programs show mixed results for improving strength, gait, and balance.
- Previous interventions targeting deconditioned elders yielded limited improvements.
Purpose of the Study:
- To evaluate a community-based, short-term, low-intensity exercise intervention.
- To assess effects on mobility, gait, balance, and muscle strength.
- To target elderly individuals at high risk of falls.
Main Methods:
- 245 individuals (≥60 years) were randomized into intervention or control groups.
- Intervention group received up to 24 tailored, low-intensity exercise sessions over 8-10 weeks.
- Home exercise continuation was encouraged for 1 year post-intervention.
Main Results:
- Significant improvements in physical function and performance in the intervention group compared to controls.
- Improvements plateaued between post-intervention and 6-month follow-up for most measures.
- Gait and balance scores showed continued improvement in both groups throughout the study.
Conclusions:
- An easily implemented, low-intensity exercise program can improve physical functioning in deconditioned elders.
- Improvements in physical function are retained long-term.
- The program effectively targets a high-risk population for fall prevention.