Results 31 to 40 of about 27,974 (246)

Longitudinal Changes in Response to a Cycle-Run Field Test of Young Male National "Talent identification" and Senior Elite Triathlon Squads. [PDF]

open access: yes, 2012
This study investigated the changes in cardiorespiratory response and running performance of 9 male ?Talent Identification? (TID) and 6 male Senior Elite (SE) Spanish National Squad triathletes during a specific cycle-run test.
Álvarez Sánchez, María   +7 more
core   +2 more sources

Effect of Off-Season Iron Supplementation on Aerobic Capacity of Female Handball Player: A Randomized, Double-Blinded, Placebo-Controlled Study

open access: yesCurrent Developments in Nutrition
Background: Iron supplementation, especially in female athletes, is 1 of the influential factors in aerobic capacity, and its deficiency can lead to significant problems related to reduced aerobic capacity. Objectives: This study aimed to investigate the
Ghazal Safa   +4 more
doaj   +1 more source

Muscle Oxygen Saturation Breakpoints Reflect Ventilatory Thresholds in Both Cycling and Running. [PDF]

open access: yes, 2022
Pulmonary gas exchange analysis was compared to changes in muscle oxygen saturation as measured by near-infrared spectroscopy. First, ventilatory thresholds determined by common gas exchange analysis and breakpoints in muscle oxygen saturation were ...
Zibung, Marc   +4 more
core   +1 more source

The underpinning of the evaluation of aerobic endurance based on methods established in the late 20th century: A systematic review

open access: yesExercise and Quality of Life
This systematic review aims to analyze the validity (invasive and noninvasive protocols) of aerobic endurance evaluation methods established in the late 20th century and their practical application in creating training series in different sports events ...
Igor Beretić   +2 more
doaj   +1 more source

Determinants of ventilatory inefficiency in transthyretin cardiac amyloidosis: The role of excessive ventilatory drive

open access: yesFrontiers in Physiology, 2022
Background and objective: Along with impaired aerobic capacity, increased slope of the relationship between ventilation (VE) and pulmonary CO2 output (VCO2), i.e., VE-VCO2 slope is a common finding in patients with cardiac amyloidosis (CA), which ...
Astrid Monfort   +12 more
doaj   +1 more source

Re-examination of the relationship between lactate threshold and ventilatory threshold.

open access: yesThe Annals of physiological anthropology, 1985
The ventilatory threshold (VT ; determined by gas exchange parameters) has been applied for many purposes regarding to physical working capacity in many studies. VT, however, contains the subjective variation, because it is determined from some criteria of gas exchange parameters visually. Recently, there are some reports that lactate threshold (LT)and
FUKUBA, Yoshiyuki, KOYA, Yukihiro
openaire   +3 more sources

Influence of different data-averaging methods on mean values of selected variables derived from preoperative cardiopulmonary exercise testing in patients scheduled for colorectal surgery.

open access: yesPLoS ONE, 2023
IntroductionPatients with a low cardiorespiratory fitness (CRF) undergoing colorectal cancer surgery have a high risk for postoperative complications.
Ruud F W Franssen   +5 more
doaj   +1 more source

Comparative analysis of cardiorespiratory fitness, bio-motor abilities, and body composition indicators among sprint kayakers of different age groups and expertise levels

open access: yesFrontiers in Physiology, 2023
This study compared cardiorespiratory fitness, bio-motor abilities, and body composition indexes of sprint kayakers categorized into three different age groups and two expertise levels of international- and club-level athletes. Seventy-three male juniors
Xiaodong Wang, Liqiu Zhao
doaj   +1 more source

Reprodutibilidade e validade da eletromiografia de superfície como um método para identificação dos limiares de transição fisiológica no ciclismo [PDF]

open access: yes, 2013
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Desportos, Programa de Pós-graduação em Educação Física, Florianópolis, 2013O objetivo deste estudo foi investigar a reprodutibilidade e a validade da eletromiografia de ...
Hoefelmann, Camila Peter
core  

Loss of proton‐sensing TDAG8 increases tumor progression in mouse models of colon cancer

open access: yesMolecular Oncology, EarlyView.
Loss of the pH‐sensing receptor TDAG8 accelerates colorectal cancer progression in mice. Animals lacking TDAG8 expression had increased tumor growth, DNA damage, and recruitment of tumor‐associated immune cells, including macrophages, neutrophils, and monocytes.
Ermanno Malagola   +11 more
wiley   +1 more source

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