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How are we doing with physical activity?

B H Marcus1, L H Forsyth

  • 1Brown University Center for Behavioral and Preventive Medicine, Providence, Rhode Island, USA.

American Journal of Health Promotion : AJHP
|March 21, 2000
PubMed
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Physical inactivity affects 60% of US adults and nearly half of youth. While individual strategies show short-term gains, upstream approaches targeting environments may offer greater public health impact for physical activity.

Area of Science:

  • Public Health
  • Exercise Science
  • Behavioral Medicine

Background:

  • High prevalence of physical inactivity in US adults (60%) and youth (nearly 50%).
  • Physical inactivity poses significant morbidity and mortality risks, comparable to smoking.
  • Current interventions primarily focus on individual strategies (downstream).

Purpose of the Study:

  • To review the effectiveness of different approaches to increasing physical activity.
  • To highlight the potential of upstream interventions for public health impact.
  • To identify areas for future research and program dissemination.

Main Methods:

  • Review of existing literature on physical activity interventions.
  • Analysis of the success of downstream, midstream, and upstream approaches.

Related Experiment Videos

  • Comparison of physical inactivity prevalence with other public health risks.

    • Main Results:

    • Downstream interventions increase short-term physical activity participation by 10%–25%.
    • Tailored downstream and midstream approaches show greater success.
    • Effectiveness of upstream approaches is less understood but holds significant public health potential.

    Conclusions:

    • Continued promotion of moderate-intensity physical activity is recommended.
    • Successful physical activity programs require wider dissemination.
    • Investigating the influence of the physical environment is crucial for upstream strategies.