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Daily Stress and Microvascular Dysfunction: The Buffering Effect of Physical Activity
Jody L Greaney1, Ashley M Darling1, Erika F H Saunders2
1Department of Kinesiology, The University of Texas at Arlington, Arlington, TX.
Exercise and Sport Sciences Reviews
|October 27, 2022
Summary
Emotional responses to daily stress are linked to cardiovascular disease (CVD). We hypothesize that microvascular dysfunction is a key factor, and physical activity may reduce these negative health impacts.
Area of Science:
- Psychoneuroimmunology
- Cardiovascular Physiology
- Stress Research
Background:
- Emotional responsiveness to daily stressors is linked to increased cardiovascular disease (CVD), morbidity, and mortality.
- The precise mechanisms underlying this association remain incompletely understood.
Purpose of the Study:
- To propose a novel hypothesis linking microvascular homeostasis disruption to stress-induced CVD.
- To explore the potential role of physical activity in mitigating the adverse psychobiological effects of daily stress on cardiovascular health.
Main Methods:
- This study presents a theoretical framework and hypothesis.
- It integrates existing knowledge from psychoneuroimmunology, vascular biology, and exercise science.
Main Results:
- A disruption of microvascular homeostasis is hypothesized as a key antecedent to CVD sequelae following emotional stress.
- Physical activity is postulated to mitigate the psychobiological consequences of daily stress.
Conclusions:
- Microvascular dysfunction may be a critical link between emotional stress and cardiovascular disease.
- Regular physical activity could serve as a protective strategy against stress-related cardiovascular pathology.
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