Respiratory sinus arrhythmia is mainly driven by central feedforward mechanisms in healthy humans

M Skytioti, M Elstad - Frontiers in Physiology, 2022 - frontiersin.org
… the mechanisms behind respiratory sinus arrhythmia (… pulmonary stretch reflex contributed
most to RSA in healthy humans. Ventilatory support reduces the centrally mediated respiratory

Enhancing respiratory sinus arrhythmia increases cardiac output in rats with left ventricular dysfunction

EL O'Callaghan, RM Lataro, EL Roloff… - The Journal of …, 2020 - Wiley Online Library
… variability, an indicator of good health and cardiac function. A … that it optimizes pulmonary
gas exchange through the close … pacing and we set the average pacing efficacy cut-off at 30%, …

Putting back respiration into respiratory sinus arrhythmia or high-frequency heart rate variability: Implications for interpretation, respiratory rhythmicity, and health

T Ritz - Biological Psychology, 2023 - Elsevier
… of regular gas exchange, such as high-altitude activity, Far Eastern breathing techniques, or
… , autonomic, and visceral activities with human performance and experience may turn out as …

Respiratory sinus arrhythmia (RSA), vagal tone and biobehavioral integration: Beyond parasympathetic function

P Grossman - Biological Psychology, 2023 - Elsevier
… -vagal interactions related to psychological functioning and health. This phenomenon of …
,‬ optimization of cardiopulmonary gas exchange or enhanced cardiac energy efficiency‬. It, …

Breath-by-breath analysis of respiratory sinus arrhythmia in dogs

G Grosso, T Vezzosi, A Briganti, C Di Franco… - Respiratory Physiology …, 2021 - Elsevier
… Each dog was judged healthy on the basis of its history, physical examination, standard 6-…
Examples from two dogs with very different respiratory sinus arrhythmia (RSA). From the top, …

Respiratory sinus arrhythmia during a mental attention task: the role of breathing-specific heart rate

JP Mortola, D Marghescu, R Siegrist-Johnstone… - Respiratory Physiology …, 2020 - Elsevier
… Indeed, the existence of Respiratory Sinus Arrhythmia (RSA, the difference between the …
gas exchange against the inequalities in flow patterns within the lungs. In fact, in mammals …

Slow-paced breathing: Influence of inhalation/exhalation ratio and of respiratory pauses on cardiac vagal activity

S Laborde, M Iskra, N Zammit, U Borges, M You… - Sustainability, 2021 - mdpi.com
… and physical aspects of sport performance. For example, … through the properties of
respiratory sinus arrhythmia (RSA) [… of a respiratory pause should also include gas exchange

Analysis of respiratory sinus arrhythmia and directed information flow between brain and body indicate different management strategies of fMRI-related anxiety

B Rassler, K Blinowska, M Kaminski, G Pfurtscheller - Biomedicines, 2023 - mdpi.com
respiratory phase on the performance of emotion and memory tasks, which were closely
related … that our subjects mainly performed nasal breathing as healthy awake subjects prefer to …

Mathematical and Preclinical Investigation of Respiratory Sinus Arrhythmia Effects on Cardiac Output

S Rahbar - arXiv preprint arXiv:2004.11325, 2020 - arxiv.org
… prominent presence of RSA indicates a healthy cardiac system; however, the … efficiency
during fast, normal and slow paced breathing. They found that although gas exchange efficiency

Standardisation of Respiratory Sinus Arrhythmia testing in the context of autonomic function testing

S Alqasas - 2022 - figshare.mq.edu.au
… In a separate study, RSA was quantified in healthy subjects (… was unable to differentiate
between healthy and EDS patients (… of improving efficiency of pulmonary gas exchange. Yasuma …