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Determining the Long-Term Effectiveness of a Group-Based Physical Activity Program.

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Physical activity programs like EnhanceFitness (EF) significantly improve older adults' physical function. This study found sustained improvements in strength and mobility for participants continuing the program for up to 12 months.

Keywords:
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Area of Science:

  • Gerontology
  • Public Health
  • Exercise Science

Background:

  • Physical activity is low among US older adults (48% in 2015).
  • Evidence-based programs are crucial for community settings.
  • Few studies assess long-term program effectiveness post-adoption.

Purpose of the Study:

  • To evaluate the 12-month effectiveness of the EnhanceFitness (EF) program.
  • To assess physical function improvements in older adults participating in community-based EF.

Main Methods:

  • The EnhanceFitness (EF) program was implemented in South Florida.
  • 1,295 participants engaged in 1-hour sessions, three times weekly.
  • Data collected over 4, 8, and 12 months.

Main Results:

  • Significant improvements observed in all outcome measures.
  • Chair stands increased by 1.5-1.9 repetitions at 4, 8, and 12 months (p < .001).
  • Arm curls increased, and up-and-go time decreased, indicating enhanced mobility (p = .001).

Conclusions:

  • EnhanceFitness (EF) demonstrates sustained effectiveness in improving physical function in older adults.
  • The program's widespread adoption (700+ locations) highlights its success.
  • Continuous monitoring is vital for ensuring program consistency and outcomes.