Results 101 to 110 of about 9,871 (246)

Corticospinal, reticulospinal and motoneuronal contributions to fatigability during a sustained contraction of the elbow flexors

open access: yesExperimental Physiology, EarlyView.
Abstract Synaptic input to the motoneuron pool is altered during fatiguing muscle contractions. In humans, the corticospinal tract is often studied, with equivocal findings regarding its role in the reduction of force. To date, the involvement of the reticulospinal tract during states of fatigue has not been explored.
Oliver Hayman   +8 more
wiley   +1 more source

The effect of previous wingate performance using one body region on subsequent wingate performance using a different body region [PDF]

open access: yes, 2017
The 30 second Wingate Anaerobic Test (WAnT) is the gold standard measure of anaerobic performance. The present investigation aimed to determine if a previous WAnT using one body region significantly affected a subsequent WAnT using a different body ...
Bousson, Matthew   +3 more
core   +1 more source

Maximal strength and voluntary activation of adductor pollicis after a single session of acute intermittent hypercapnia or acute intermittent hypoxia

open access: yesExperimental Physiology, EarlyView.
Abstract Acute intermittent hypoxia (AIH) can increase maximal strength of limb muscles in people with incomplete spinal cord injury (SCI), but it is mostly untested in people without SCI. Acute intermittent hypercapnia (AIC) may engage similar respiratory circuits to AIH, but the effects of AIC on human limb motor output are unknown.
Anandit J. Mathew   +5 more
wiley   +1 more source

The Effect of Exercise Intensity on Total PYY and GLP-1 in Healthy Females: A Pilot Study

open access: yesJournal of Nutrition and Metabolism, 2017
We compared the acute response of anorexigenic signals (total PYY and GLP-1) in response to submaximal and supramaximal exercise. Nine females completed three sessions: (1) moderate-intensity continuous training (MICT; 30 min; 65%  VO2max); (2) sprint ...
Jillian R. Hallworth   +3 more
doaj   +1 more source

The efficacy and physiological bases of small muscle mass exercise in health and disease

open access: yesExperimental Physiology, EarlyView.
Abstract The conventional approach to aerobic exercise prescription involves large muscle mass exercise and the manipulation of variables such as training intensity, duration and frequency to promote desired adaptations. However, during whole‐body exercise, central limitations (i.e., neural, pulmonary and/or cardiac) constrain exercise tolerance and ...
Callum G. Brownstein
wiley   +1 more source

Validity and reliability concerns associated with cardiopulmonary exercise testing young people with cystic fibrosis [PDF]

open access: yes, 2016
This is the author accepted manuscript.
Barker, AR   +4 more
core   +1 more source

Mitochondrial haplotype and sex modulate responses to endurance exercise training

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Using OKC‐HETB/W rats we demonstrate that mitochondrial haplotype influences training responses of endurance exercise. Overall OKC‐HETW rats showed greater responses than OKC‐HETB in exercise tolerance, mitochondrial bioenergetics, mitochondrial DNA (mtDNA) mutation frequencies and motor co‐ordination.
Bumsoo Ahn   +8 more
wiley   +1 more source

Acute Effects of Combined Hypoxia and Fatigue on Balance in Young Men

open access: yesApplied Sciences
The aim of this study was to determine the effects of maximal exercise and maximal exercise under hypoxic conditions on balance, the strategies of the balance-maintenance process and its sensory organization.
Przemysław Bujas   +7 more
doaj   +1 more source

The Effect of Match Schedule on Accelerometry-Derived Exercise Dose during Training Sessions throughout a Competitive Basketball Season

open access: yesSports, 2018
Accelerometry-derived exercise dose (intensity × duration) was assessed throughout a competitive basketball season. Nine elite basketballers wore accelerometers during a Yo-Yo intermittent recovery test (Yo-Yo-IR1) and during three two-week blocks ...
Craig Staunton   +5 more
doaj   +1 more source

Effects of oral creatine supplementation on high intensity, intermittent exercise performance in competitive squash players [PDF]

open access: yes, 2001
The purpose of this study was to determine the effects of oral creatine supplementation on high intensity, intermittent exercise performance in competitive squash players. Nine squash players (mean ± SEM V˙O2max = 61.9 ± 2.1ml · kg-1 · min-1; body mass =
Barrington, JP   +2 more
core   +1 more source

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