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Influence diagram of physiological and environmental factors affecting heart rate variability: an extended literature
Julien Fatisson1, Victor Oswald2, François Lalonde3
1Association of Research in Osteopathy in Quebec (AQRO), Montreal - Canada.
Insights
Heart rate variability (HRV) reflects the heart's adaptation to stimuli. Understanding factors influencing HRV, from physiological to environmental, is crucial for health assessment and research.
Area of Science:
- Physiology
- Health Sciences
- Biomedical Engineering
Background:
- Heart rate variability (HRV) quantifies cardiac adaptation to stimuli, serving as a key health index.
- Cardiovascular diseases and depressive disorders significantly impact HRV and incur high healthcare costs.
- A comprehensive understanding of factors influencing HRV is essential for clinical practice and research.
Approach:
- This research conducts a literature review to identify and categorize factors affecting HRV.
- Factors are classified into five main groups: physiological/pathological, environmental, lifestyle, non-modifiable, and effects.
- An influence diagram visually represents the interrelationships between these factors and HRV.
Key Points:
- HRV is a critical indicator of physiological adaptation and overall health status.
- Numerous factors, including physiological, environmental, and lifestyle elements, directly influence HRV.
- Pathologies like cardiovascular diseases and depression are strongly associated with altered HRV patterns.
Conclusions:
- Mapping the factors influencing HRV provides a framework for enhancing clinical diagnostics.
- The developed influence diagram can guide the design of more precise research protocols for HRV analysis.
- Further investigation into HRV modulation can lead to improved health monitoring and intervention strategies.
Abstract:
Heart rate variability (HRV) corresponds to the adaptation of the heart to any stimulus. In fact, among the pathologies affecting HRV the most, there are the cardiovascular diseases and depressive disorders, which are associated with high medical cost in Western societies. Consequently, HRV is now widely used as an index of health. In order to better understand how this adaptation takes place, it is necessary to examine which factors directly influence HRV, whether they have a physiological or environmental origin. The primary objective of this research is therefore to conduct a literature review in order to get a comprehensive overview of the subject. The system of these factors affecting HRV can be divided into the following five categories: physiological and pathological factors, environmental factors, lifestyle factors, non-modifiable factors and effects. The direct interrelationships between these factors and HRV can be regrouped into an influence diagram. This diagram can therefore serve as a basis to improve daily clinical practice as well as help design even more precise research protocols.
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