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Cardiovascular Disease and Frailty: What Are the Mechanistic Links?
1Green Lane Cardiovascular Service, Auckland City Hospital, Auckland, New Zealand. rstewart@adhb.govt.nz.
Insights
Cardiovascular disease (CVD) and frailty often occur together in older adults. Common risk factors and biological pathways contribute to both conditions, increasing health risks.
Area of Science:
- Gerontology
- Cardiology
- Public Health
Background:
- Cardiovascular disease (CVD) and frailty are prevalent conditions in aging populations.
- These conditions frequently coexist, suggesting shared underlying mechanisms.
- Frailty is a clinical syndrome of decreased physiological reserve and increased vulnerability.
Purpose of the Study:
- To explore the relationship between cardiovascular disease and frailty.
- To identify common risk factors and pathophysiological pathways linking CVD and frailty.
- To understand how CVD and frailty interact and influence health outcomes.
Main Methods:
- Review of existing literature on frailty and cardiovascular disease.
- Analysis of common risk factors such as physical activity, nutrition, diabetes, hypertension, and smoking.
- Exploration of potential pathophysiological links and biomarkers.
Main Results:
- CVD can accelerate the development of frailty.
- Frailty increases the risk of adverse outcomes in individuals with CVD.
- Shared risk factors like low physical activity, poor nutrition, and chronic conditions contribute to both.
Conclusions:
- Multiple interacting pathophysiological pathways link CVD and frailty.
- These combined pathways elevate the risk of adverse health outcomes in older adults.
- Further research is needed to investigate biomarkers associated with aging, CVD, and frailty.
Background:
In aging populations, cardiovascular disease (CVD) and frailty are common and often coexist. It is possible that common risk factors and pathophysiological pathways increase the risk of both CVD and frailty.
Content:
Frailty is a complex clinical syndrome with multiple causes and contributing factors. It is characterized by multisystem impairment that decreases physiological reserve and increases vulnerability to stress. Diverse methods have been used to evaluate frailty. Most include 1 or several measures related to reduced exercise, physical function, cognition, activities of daily living, comorbidities, deficits and/or markers of physiological dysfunction. CVD and frailty may be linked by several mechanisms. CVD can accelerate frailty, and frailty increases the risk of adverse outcomes in patients with CVD. Common pathophysiological pathways are also important. Low physical activity, poor nutrition, diabetes, hypertension, and smoking may increase the risk of both CVD and frailty. Further research is needed to evaluate whether biomarkers of dysfunction across multiple body systems, which are known to be associated with aging, and with CV and non-CV morbidity and mortality, are also associated with frailty.
Summary:
Multiple pathophysiological pathways are associated with both CVD and frailty, which interact to further increase the risk of adverse outcomes.
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