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Several body functions deteriorate with age. The external signs of aging are easily identifiable. For example, the skin becomes dry, less elastic, and thins out, forming wrinkles. The skin of the face begins to appear looser due to a decrease in the levels of elastic and collagen fibers in the connective tissue. Additionally, melanin production in the hair follicle decreases with age, resulting in gray hair. Moreover, the senses of sight and hearing decline, so glasses and hearing aids may...
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Skeletal muscle performance and ageing.

Michael Tieland1, Inez Trouwborst1, Brian C Clark2,3,4

  • 1Faculty of Sports and Nutrition, Amsterdam University of Applied Sciences, Dr. Meurerlaan 8, 1067 SM, Amsterdam, the Netherlands.

Journal of Cachexia, Sarcopenia and Muscle
|November 20, 2017
PubMed
Summary
This summary is machine-generated.

Global populations are aging, leading to increased physical limitations and healthcare costs. Understanding the multifaceted causes of age-related muscle performance decline is crucial for developing interventions to support healthy aging.

Keywords:
DynapeniaMobilityMuscle qualityPhysical performanceSarcopenia

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Area of Science:

  • Gerontology
  • Skeletal Muscle Physiology
  • Biomedical Science

Background:

  • The global population is aging, resulting in a rise in physical limitations among the elderly.
  • Physical limitations increase risks of falls, institutionalization, co-morbidity, and mortality.
  • Sarcopenia, the age-related loss of skeletal muscle mass, is a key contributor to these limitations.

Purpose of the Study:

  • To provide a comprehensive overview of the mechanisms underlying age-related skeletal muscle performance decline.
  • To explore factors influencing physical performance in the elderly beyond muscle mass.
  • To inform the development of interventions supporting healthy aging and mobility.

Main Methods:

  • System-level analysis of factors affecting skeletal muscle performance.
  • Review of literature on biological, lifestyle, and psychosocial influences.
  • Discussion of nervous, muscular, and skeletal system interactions.

Main Results:

  • Age-related decline in physical performance is multifactorial, involving more than just muscle mass loss.
  • Muscle strength, motor coordination, and excitation-contraction coupling are critical.
  • Lifestyle, biological, and psychosocial factors significantly impact elderly skeletal muscle function.

Conclusions:

  • A holistic understanding of aging muscle performance is essential for effective interventions.
  • Targeting multiple factors can enhance muscle function and prevent mobility issues.
  • This research supports scientists, clinicians, and health professionals in promoting healthy aging.