Results 191 to 200 of about 1,661,313 (246)

Prebiotic Bimuno® GOS reduces illness symptoms and supports gut barrier function and immunity after intermittent exercise in the heat

open access: yesExperimental Physiology, EarlyView.
Abstract Exercise in hot climates increases the risk of gastrointestinal (GI) disruption and respiratory illness. We investigated the effects of a 42 day prebiotic intervention on markers of intestinal epithelial injury, GI discomfort and immunity following football specific exercise in the heat and daily upper respiratory illness.
Connor J. Parker   +6 more
wiley   +1 more source

No evidence of higher peak heat tolerance in the afternoon or with opportunity for thermal behaviour during low‐intensity work in uncompensable heat

open access: yesExperimental Physiology, EarlyView.
Abstract Heat tolerance is known to be limited by high brain temperature, but most findings pertain to strenuous exercise following artificially altered baseline temperature or with limited opportunity for behaviour. Therefore, we investigated the hypotheses that thermal perceptions, hyperventilation and cerebrovascular responses would be exacerbated ...
Tiarna Stothers   +5 more
wiley   +1 more source

Brain strain: Blood flow and metabolism in environmental extremes

open access: yesExperimental Physiology, EarlyView.
Abstract This narrative review compares and contrasts the most commonly encountered environmental stressors on human cerebrovascular functioning. From high altitude and space, extreme apnoea, heat and cold stress, the impact of these stressors on the regulation of cerebral blood flow (CBF) and oxygen metabolism (CMRO2${\mathrm{CM}}{{\mathrm{R}}_ ...
Dario Vrdoljak   +3 more
wiley   +1 more source

Impact of living and training at low altitude for several years on endurance performance at higher altitude: Myth or reality

open access: yesExperimental Physiology, EarlyView.
Abstract The physiological adaptations of long‐term high‐altitude residents without high‐altitude genetic ancestry remain poorly characterized. This study investigated whether permanent residence at low altitude (1200 m) influences performance at higher altitude (2500 m). We compared exercise responses at 2500 m in endurance‐trained athletes living for
Fabienne Durand   +2 more
wiley   +1 more source

Respiratory Therapist-Driven Mechanical Ventilation Protocol Is Associated With Increased Lung Protective Ventilation. [PDF]

open access: yesRespir Care
Berg AC   +9 more
europepmc   +1 more source

Ovariectomy, but not moderate intermittent hypoxia, promotes respiratory instability and risk of obesity in adult female rats

open access: yesExperimental Physiology, EarlyView.
Abstract Sleep apnoea (SA) is a prevalent and complex respiratory disorder associated with recurrent interruptions of air flow during sleep. SA causes sleep fragmentation and intermittent hypoxia which leads to numerous negative health consequences.
Marianne Gagnon   +5 more
wiley   +1 more source

Neuromuscular fatigability with repeated exercise in hypoxia: From single‐joint paradigms to sprints

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Acute hypobaric or normobaric hypoxic exposure accelerates neuromuscular fatigability during repeated exercise. Indices of peripheral and central fatigue are not different at exhaustion in mild, moderate and severe hypoxia compared with normoxia, but task failure occurs earlier.
Luca Ruggiero   +5 more
wiley   +1 more source

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