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Overview
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  11. Knowledge, Awareness, Behaviours, Beliefs, Attitudes, And Perceptions Of Older Australians Regarding Muscle Health And Sarcopenia: A National Survey

Knowledge, awareness, behaviours, beliefs, attitudes, and perceptions of older Australians regarding muscle health and sarcopenia: A national survey

Robin M Daly1, David Scott1, Nicole Kiss1

  • 1Institute for Physical Activity and Nutrition (IPAN), School of Exercise and Nutrition Sciences, Deakin University, Burwood, Melbourne, Victoria, Australia.

Archives of Gerontology and Geriatrics
|May 10, 2025

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View abstract on PubMed

Summary
This summary is machine-generated.

Older Australians value muscle health and sarcopenia prevention but lack confidence and knowledge for lifestyle changes. Many would act on medical advice regarding risk factors for better muscle strength.

Area of Science:

  • Gerontology
  • Public Health
  • Exercise Science

Background:

  • Muscle health is crucial for older adults, impacting function and quality of life.
  • Sarcopenia, age-related muscle loss, poses significant health risks.
  • Understanding public perception is key to effective prevention strategies.

Purpose of the Study:

  • To assess older Australians' understanding, awareness, and attitudes towards muscle health and sarcopenia.
  • To identify barriers to exercise and nutrition for sarcopenia prevention.
  • To evaluate knowledge gaps regarding risk factors, consequences, and treatments.

Main Methods:

  • A national, anonymous online survey with 41 questions was administered.
  • The survey targeted adults aged 50 years and older.
Keywords:
Community-dwelling older adultsKnowledgeMuscle healthSarcopenia

Related Experiment Videos

  • Data collection occurred between March and May 2024.

    • Main Results:

    • 1261 adults (aged 50-94) participated; low muscle strength/function were key indicators of poor muscle health.
    • Knowledge of signs, risks, and consequences was generally high, but uncertainty existed regarding specific risk factors (e.g., unintentional weight loss) and consequences (e.g., infection risk).
    • Only 8.9% reported doctor discussions on muscle health, yet 82-95% would act if informed of risks; motivation was a primary barrier to lifestyle changes.

    Conclusions:

    • Older Australians recognize the importance of muscle health and key management strategies.
    • Despite high awareness, a significant portion lacks the knowledge and confidence to implement lifestyle changes for muscle health optimization.
    • Targeted information and addressing motivational barriers are essential for improving exercise and nutrition behaviors.
    Survey