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RESEARCH PAPER / 2026-04-04

Arterial pulse harmonic alterations: a novel biomarker linking vascular dysfunction to prefrailty.

Li-Wei Wu, Li-Han Tu, Yung-Han Chen, Yu-Ting Juang, Shih-Chieh Kao, Hsin Hsiu

Division of Family Medicine, Department of Family and Community Medicine, Tri-Service General Hospital, School of Medicine, National Defense Medical University, Taipei, Taiwan; Health Management Center, Department of Family and Community Medicine, Tri-Service General Hospital, National Defense Medical University, Taipei, Taiwan. Electronic address: [email protected]. · pubmed

Abstract

The identification of prefrailty, a reversible state of vulnerability in older adults, remains a clinical challenge. Arterial stiffness-a hallmark of vascular aging-has been implicated in frailty, suggesting shared pathophysiology. This link between prefrailty and early vascular dysfunction provides a rationale for exploring arterial pulse signals. This study investigated whether spectral pulse analysis could yield objective biomarkers for prefrailty.

The following analysis is generated by AI and may contain errors. It is separate from the authors’ abstract and is not peer review.

Research summary

The paper claims that spectral pulse analysis can provide objective biomarkers for identifying prefrailty in older adults. This research is relevant as it explores a potential link between vascular dysfunction and prefrailty, addressing a critical aspect of aging and vulnerability in older populations.

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