Exercise rejuvenates the “muscle-heart” crosstalk: skeletal muscle-derived exosomal miRNAs in cardiac aging - Summary - MDSpire

Exercise rejuvenates the “muscle-heart” crosstalk: skeletal muscle-derived exosomal miRNAs in cardiac aging

  • By

  • Ruibin Jing

  • Xue Pang

  • Xiaona Zhu

  • Sibao Huang

  • Xing Gao

  • July 13, 2026

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Objective:

To systematically review the skeletal muscle-derived extracellular vesicle (SkM-EV) and microRNA (miRNA) interactions in cardiac aging, focusing on the relationship between sarcopenia and heart failure.

Approach:
  • Method: label
  • Method: text
Key Findings:
  • Aging and sarcopenia trigger the release of senescence-associated extracellular vesicles (EVs) that propagate myocardial inflammaging and apoptosis.
  • Regular exercise stimulates the release of exercise-conditioned EVs enriched with cardioprotective myomiRs, reversing structural myocardial remodeling.
  • Skeletal muscle acts as an endocrine organ, releasing signaling molecules that influence systemic homeostasis and cardiac health.
Interpretation:

Limitations:
  • The review primarily focuses on the muscle-heart vesicular axis and may not encompass all aspects of cardiac aging and sarcopenia.
  • Existing studies may have variability in methodologies and outcomes, which could affect the synthesis of findings.
Conclusion:

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