heart rate variability
Behaviour, heart rate, and heart rate variability in pigs exposed to novelty
... of heart rate variability (HRV) to elucidate a relative activation of autonomic nervous system (ANS) during baseline (10 min) and in response to potentially stressful situations (10 min) in two pig ...
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Nonlinear indices of heart rate variability during endodontic treatment
... Abstract: Dental treatment promotes psychosomatic change that can inluence the procedure and compromise the general well-being of the patient. In this context, it highlights the importance of evaluating the function of ...
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Chronic obstructive pulmonary disease and heart rate variability: a literature update
... total heart rate variability may help predicting those patients who will more likely improve their cardiac autonomic function after a high-intensity exercise training ...on heart rate ...
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Heart rate variability under resting conditions in postmenopausal and young women
... of heart rate in a group of postmenopausal women to that of a group of young women under resting conditions on the basis of R-R interval variabil- ...one-channel heart monitor at the CM5 lead and ...
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Cognitive performance and heart rate variability: the influence of fitness level.
... and heart rate variability as a function of fitness ...the heart rate variability of two groups of participants: a high-fit group and a low-fit ...of heart rate ...
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Geometric index of heart rate variability in chronic obstructive pulmonary disease
... on heart rate variability in ischemic heart disease with ...al. Heart rate variability in patients with iron deficiency ...
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Ecg artifacts and poincare plot based heart rate variability
... of heart rate known as heart rate variability (HRV) become a non- invasive clinical research tool to study the modulation that the autonomic nervous system exerts on the cardiovascular ...
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Ultra-short-term heart rate variability during resistance exercise in the elderly
... Heart rate variability (HRV) analysis provides a quantifi- cation of heart rate (HR) and beat-to-beat fluctuations, and is the most frequently used approach to assess cardiac autonomic ...
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Physical activity as a health factor modifying heart rate variability (HRV)
... the heart rate in comparison to volleyball players ...the heart rate was 101,3/min and it was 41,1 beats higher in comparison to the people training ...total heart rate ...
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Relative influence of age, resting heart rate and sedentary life style in short-term analysis of heart rate variability
... resting heart rate (HR) and sedentary life style, heart rate variability (HRV) was studied in two different ...R-R variability was calculated in the time-domain by means of the ...
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Heart rate variability and arrhythmias evaluated with Holter in dogs with degenerative mitral valve disease
... the heart, leading to an increase in heart rate and, as a result, a decrease in heart rate variability ...of heart failure secondary to degenerative mitral valve disease ...
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Heart rate variability in normal and pathological sleep
... Sleep is a physiological process involving different biological systems, from molecular to organ level; its integrity is essential for maintaining health and homeostasis in human beings. Although in the past sleep has ...
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Inverse Correlation between Heart Rate Variability and Heart Rate Demonstrated by Linear and Nonlinear Analysis.
... the heart rate variability (HRV; variation in R wave to R wave intervals) has attracted great attention, resulting in more than 17000-publications (PubMed ...and heart rate ...
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Gaussian mixture model of heart rate variability.
... investigate heart rate variability because it provides the basic information of how power distributes as a function of ...organic heart diseases, see, for instance, ...
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Influence of heart failure severity on heart rate variability
... Heart rate variability in healthy controls and heart failure patients classified in NYHA functional classes. VLF =ǓǢǝǠǟǚǣǜǑǦǢǗǜǓǗǟǨǚǹǑ LF =ǟǚǣǜǑǦǢǗǜǓǗǟǨǚǹǑ HF =ǓǚǣǠǜǑǦǢǗǜǓǗǟǨǚǹǑ Tot Powe[r] ...
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Autonomic nervous system response to remote ischemic conditioning: heart rate variability assessment
... Herein, heart rate variability (HRV) was used to evaluate the electrophysiological processes occurring in the heart during RIC and, in turn to assess the role of autonomic nervous ...the ...
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State Anxiety and Nonlinear Dynamics of Heart Rate Variability in Students.
... The hallmark of physiological systems is their extraordinary complexity [56]. Experimental and theoretical evidence suggests that under healthy conditions physiological signals may have a fractal temporal structure [57]. ...
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Analysis of heart rate variability in a rat model of induced pulmonary hypertension
... were preferred at our laboratory, as they seemed to be more sensi- tive to MCT than males. Another aspect that probably contributed to the large intra- and inter-rat variations, that should be consid- ered in future ...
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Analysis of heart rate variability on diabetic patients
... In both experiments described in the next sections, the biomedical signals selected were ECGs collected from The PTB Diagnostic data base and only thirty seconds of that data was considered, which contains 549 records ...
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