Breath‐by‐breath pulmonary O2 uptake kinetics: effect of data processing on confidence in estimating model parameters

DA Keir, JM Murias, DH Paterson… - Experimental …, 2014 - Wiley Online Library
New Findings What is the central question of this study? In groups of young and older adults,
we investigated whether techniques used as common practice for processing breath‐by …

Unexplained exertional intolerance associated with impaired systemic oxygen extraction

KH Melamed, M Santos, RKF Oliveira… - European journal of …, 2019 - Springer
Purpose The clinical investigation of exertional intolerance generally focuses on
cardiopulmonary diseases, while peripheral factors are often overlooked. We hypothesize …

Physiological role of anticipatory cardiorespiratory responses to exercise

T Miyamoto, D Sotobayashi, G Ito, E Kawai… - Physiological …, 2022 - Wiley Online Library
This study aimed to investigate whether anticipatory cardiorespiratory responses vary
depending on the intensity of the subsequent exercise bout, and whether anticipatory …

Hypercapnia elicits differential vascular and blood flow responses in the cerebral circulation and active skeletal muscles in exercising humans

S Moriyama, M Ichinose, K Dobashi… - Physiological …, 2022 - Wiley Online Library
The purpose of this study was to investigate the effects of a rise in arterial carbon dioxide
pressure (PaCO2) on vascular and blood flow responses in the cerebral circulation and …

Does acute aerobic exercise enhance selective attention, working memory, and problem-solving abilities in Alzheimer's patients? A sex-based comparative study

I Ben Ayed, A Ammar, C Aouichaoui… - Frontiers in Sports and …, 2024 - frontiersin.org
Introduction The present study aimed to evaluate the effect of acute aerobic exercise on
certain cognitive functions known to be affected by Alzheimer's disease (AD), with a …

Sources of breathing pattern variability in the respiratory feedback control loop

J Jaworski, JHT Bates - Journal of theoretical biology, 2019 - Elsevier
The variability of the breath-to-breath breathing pattern, and its alterations in disease, may
hold information of physiologic and/or diagnostic value. We hypothesized that this variability …

Effect of voluntary hypocapnic hyperventilation on the relationship between core temperature and heat loss responses in exercising humans

N Fujii, Y Honda, K Komura, B Tsuji… - Journal of Applied …, 2014 - journals.physiology.org
Two thermolytic thermoregulatory responses, cutaneous vasodilation and sweating, begin
when core temperature reaches a critical threshold, after which response magnitudes …

The effect of inspiratory muscle fatigue on acid-base status and performance during race-paced middle-distance swimming

M Lomax, J Kapus, S Webb, A Ušaj - Journal of sports sciences, 2019 - Taylor & Francis
The aim of this study was to investigate the effect of pre-induced inspiratory muscle fatigue
(IMF) on race-paced swimming and acid-base status. Twenty-one collegiate swimmers …

Data analysis technique influences blood flow kinetics parameter estimates for moderate‐and heavy‐intensity exercise transitions

LK Love, MD Hodgson, DA Keir… - Experimental …, 2022 - Wiley Online Library
New Findings What is the central question of this study? During exercise, there are
fluctuations in conduit artery blood flow (BF) caused by both cardiac and muscle contraction …

Effect of voluntary hypocapnic hyperventilation or moderate hypoxia on metabolic and heart rate responses during high-intensity intermittent exercise

K Dobashi, N Fujii, K Watanabe, B Tsuji… - European Journal of …, 2017 - Springer
Purpose To investigate the effect of voluntary hypocapnic hyperventilation or moderate
hypoxia on metabolic and heart rate responses during high-intensity intermittent exercise …