Muscle quality an evolving concept
Roberto Coronado-Zarco1, Andrea Olascoaga-Gómez de León2
1Rehabilitation Medicine, National Institute of Rehabilitation "Luis Guillermo Ibarra Ibarra", Mexico.
Journal of Frailty, Sarcopenia and Falls
|December 4, 2023
Summary
Muscle quality involves both structure and function, crucial for understanding aging and conditions like sarcopenia. Consistent terminology is needed for accurate clinical and research assessments.
Area of Science:
- Gerontology
- Muscle Physiology
- Biomedical Science
Background:
- Muscle quality is a key factor in physical function and health.
- It encompasses both the structural and functional aspects of muscle tissue.
- Understanding muscle quality is vital for addressing age-related decline and diseases.
Purpose of the Study:
- To explore the multifaceted concept of muscle quality.
- To highlight the interplay between morphological and functional properties.
- To emphasize the need for standardized terminology, particularly for sarcopenia.
Main Methods:
- Conceptual analysis of muscle quality.
- Review of morphological and functional assessment parameters.
- Discussion of age-related changes and their impact.
Main Results:
- Muscle quality can be assessed through morphological (composition, architecture) and functional (strength/power per mass/area) lenses.
- Age-related biological and adaptive changes significantly influence muscle quality.
- Lack of standardized terminology, especially for sarcopenia, hinders consistent interpretation.
Conclusions:
- A comprehensive understanding of muscle quality requires integrating morphological and functional perspectives.
- Age-specific considerations are essential for accurate clinical and research interpretations.
- Harmonizing terminology, particularly for sarcopenia definitions and cut-offs, is critical for advancing research and clinical practice.
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