Browsing by Author "Taylor, Lee"
Now showing items 1-20 of 21
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Additional clothing increases heat load in elite female Rugby sevens players
Henderson, Mitchell J.; Chrismas, Bryna C.R.; Stevens, Christopher J.; Novak, Andrew; Fransen, Job; ... more authors ( Human Kinetics Publishers Inc. , 2021 , Article)Purpose: To determine whether elite female rugby sevens players are exposed to core temperatures (Tc) during training in the heat that replicate the temperate match demands previously reported and to investigate whether ... -
Appetite and gut hormone responses to moderate-intensity continuous exercise versus high-intensity interval exercise, in normoxic and hypoxic conditions
Bailey, Daniel P.; Smith, Lindsey R.; Chrismas, Bryna C.; Taylor, Lee; Stensel, David J.; ... more authors ( Elsevier , 2015 , Article & Report)This study investigated the effects of continuous moderate-intensity exercise (MIE) and high-intensity interval exercise (HIIE) in combination with short exposure to hypoxia on appetite and plasma concentrations of acylated ... -
Breaking up prolonged sitting with moderate-intensity walking improves attention and executive function in Qatari females
Chrismas, Bryna C.R.; Taylor, Lee; Cherif, Anissa; Sayegh, Suzan; Bailey, Daniel P. ( Public Library of Science , 2019 , Article)Background Cultural, environmental and logistical factors promote a sedentary lifestyle within Qatar, particularly for females. Sedentary behaviour is acutely associated with poor cognitive function and fatigue, and ... -
Changes in core temperature during an elite female rugby sevens tournament
Henderson, Mitchell J.; Chrismas, Bryna C.R.; Stevens, Christopher J.; Coutts, Aaron J.; Taylor, Lee ( Human Kinetics Publishers Inc. , 2020 , Article)Purpose: To characterize player core temperature (Tc) across a World Rugby Women's Sevens Series tournament day (WRWSS) and determine the efficacy of commonly employed cold-water-immersion (CWI) protocols. Methods: Tc was ... -
Chronic probiotic supplementation with or without glutamine does not influence the eHsp72 response to a multi-day ultra-endurance exercise event.
Marshall, Hannah; Chrismas, Bryna Catherine Rose; Suckling, Craig Anthony; Roberts, Justin D; Foster, Josh; ... more authors ( NRC Research Press , 2017 , Article)Probiotic and glutamine supplementation increases tissue Hsp72, but their influence on extracellular Hsp72 (eHsp72) has not been investigated. The aim of this study was to investigate the effect of chronic probiotic ... -
COVID-19 Lockdowns: A Worldwide Survey of Circadian Rhythms and Sleep Quality in 3911 Athletes from 49 Countries, with Data-Driven Recommendations
Romdhani, Mohamed; Rae, Dale E.; Nédélec, Mathieu; Ammar, Achraf; Chtourou, Hamdi; ... more authors ( Springer Nature , 2021 , Article)Objective: In a convenience sample of athletes, we conducted a survey of COVID-19-mediated lockdown (termed ‘lockdown’ from this point forward) effects on: (i) circadian rhythms; (ii) sleep; (iii) eating; and (iv) training ... -
Hypoxic Air Inhalation and Ischemia Interventions Both Elicit Preconditioning Which Attenuate Subsequent Cellular Stress In vivo Following Blood Flow Occlusion and Reperfusion.
Barrington, James H; Chrismas, Bryna C R; Gibson, Oliver R; Tuttle, James; Pegrum, J; ... more authors ( Frontiers Media , 2017 , Article)Ischemic preconditioning (IPC) is valid technique which elicits reductions in femoral blood flow occlusion mediated reperfusion stress (oxidative stress, Hsp gene transcripts) within the systemic blood circulation and/or ... -
The Importance of Monitoring Sleep within Adolescent Athletes: Athletic, Academic, and Health Considerations
Taylor, Lee; Chrismas, Bryna C.R.; Dascombe, Ben; Chamari, Karim; Fowler, Peter M. ( Frontiers Media , 2016 , Article)Opinion piece. -
The influence of environmental and core temperature on cyclooxygenase and PGE2 in healthy humans
Esh, Christopher J.; Chrismas, Bryna C.R.; Mauger, Alexis R.; Cherif, Anissa; Molphy, John; ... more authors ( Springer Nature , 2021 , Article)Whether cyclooxygenase (COX)/prostaglandin E2 (PGE2) thermoregulatory pathways, observed in rodents, present in humans? Participants (n = 9) were exposed to three environments; cold (20 °C), thermoneutral (30 °C) and hot ... -
Limiting Rise in Heat Load With an Ice Vest During Elite Female Rugby Sevens Warm-Ups
Henderson, Mitchell J.; Chrismas, Bryna C.R.; Stevens, Christopher J.; Fransen, Job; Coutts, Aaron J.; ... more authors ( Human Kinetics Publishers Inc. , 2021 , Article)Purpose: To determine the effect of wearing a phase-change cooling vest in elite female rugby sevens athletes during (1) a simulated match-day warm-up in hot conditions prior to a training session and (2) a prematch warm-up ... -
Limiting the Rise in Core Temperature During a Rugby Sevens Warm-up With an Ice Vest.
Taylor, Lee; Stevens, Christopher J; Thornton, Heidi R; Poulos, Nick; Chrismas, Bryna C R ( Human Kinetics , 2019 , Article)Determine how a cooling vest worn during a warm-up could influence selected performance [counter movement jump (CMJ)], physical (GPS metrics) and psycho-physiological (body temperature and perceptual) variables. In a ... -
Mixed-methods pre-match cooling improves simulated soccer performance in the heat.
Aldous, Jeffrey William Frederick; Chrismas, Bryna Catherine Rose; Akubat, Ibrahim; Stringer, Charlotte Anne; Abt, Grant; ... more authors ( Taylor & Francis , 2019 , Article)This investigation examined the effects of three pre-match and half-time cooling manoeuvres on physical performance and associated physiological and perceptual responses in eight University soccer players during a non-motorised ... -
Muscle-damaging exercise 48 h prior to a maximal incremental exercise treadmill test reduces time to exhaustion: is it time to reconsider our pretest procedures?
Chrismas, Bryna Catherine Rose; Taylor, Lee; Sieglar, Jason Charles; Midgley, Adrian Wayne ( Taylor & Francis , 2017 , Article)Pretest guidelines typically stipulate that no exercise should be performed 48 h prior to a maximal incremental exercise ðMIEÞ test. However, no study has specifically investigated if this timescale alters key outcome ... -
Pharmacological hypotheses: Is acetaminophen selective in its cyclooxygenase inhibition?
Esh, Christopher J.; Chrismas, Bryna C.R.; Mauger, Alexis R.; Taylor, Lee ( Wiley-Blackwell , 2021 , Article)The precise mechanistic action of acetaminophen (ACT; paracetamol) remains debated. ACT’s analgesic and antipyretic actions are attributed to cyclooxygenase (COX) inhibition preventing prostaglandin (PG) synthesis. Two COX ... -
Ramadan intermittent fasting induced poorer training practices during the COVID-19 lockdown: A global cross-sectional study with 5529 athletes from 110 countries
Washif, Jad; B. Pyne, David; Sandbakk, Oyvind; Trabelsi, Khaled; Aziz, Abdul Rashid; ... more authors ( Institute of Sport , 2022 , Article)Ramadan intermittent fasting during the COVID-19 lockdown (RIFL) may present unique demands. We investigated training practices (i.e., training load and training times) of athletes, using pre-defined survey criteria/questions, ... -
A Reduction in Maximal Incremental Exercise Test Duration 48 h Post Downhill Run Is Associated with Muscle Damage Derived Exercise Induced Pain.
Chrismas, Bryna C R; Taylor, Lee; Siegler, Jason C; Midgley, Adrian W ( Frontiers Media , 2017 , Article)Purpose: To examine whether exercise induced muscle damage (EIMD) and muscle soreness reduce treadmill maximal incremental exercise (MIE) test duration, and true maximal physiological performance as a consequence of exercise ... -
Sleep Medication and Athletic Performance—The Evidence for Practitioners and Future Research Directions
Taylor, Lee; Chrismas, Bryna C.R.; Dascombe, Ben; Chamari, Karim; Fowler, Peter M. ( Frontiers Media , 2016 , Article)Opinion piece. -
The Hsp72 and Hsp90a mRNA responses to hot downhill running are reduced following a prior bout of hot downhill running, and occur concurrently within leukocytes and the vastus lateralis
Tuttle, James A.; Chrismas, Bryna C. R.; Gibson, Oliver R.; Barrington, James H.; Hughes, David C.; ... more authors ( Frontiers Media S.A. , 2017 , Article)The leukocyte heat shock response (HSR) is used to determine individual's thermotolerance. The HSR and thermotolerance are enhanced following interventions such as preconditioning and/or acclimation/acclimatization. However, ... -
Training During the COVID-19 Lockdown: Knowledge, Beliefs, and Practices of 12,526 Athletes from 142 Countries and Six Continents
Washif, Jad Adrian; Farooq, Abdulaziz; Krug, Isabel; Pyne, David B.; Verhagen, Evert; ... more authors ( Springer Science and Business Media Deutschland GmbH , 2022 , Article)Objective: Our objective was to explore the training-related knowledge, beliefs, and practices of athletes and the influence of lockdowns in response to the coronavirus disease 2019 (COVID-19) pandemic caused by severe ... -
Tyrosine Ingestion and Its Effects on Cognitive and Physical Performance in the Heat
Coull, Nicole; Chrismas, Bryna; Watson, Phillip; Horsfall, Rachel; Taylor, Lee ( American College of Sports Medicine , 2016 , Article)Purpose: Ingestion of tyrosine (TYR), a catecholamine precursor, has previously improved aspects of cognitive function and mood during acute stress, although there is limited research exploring the optimal dose relative ...









