Glyn Howatson

ORCID: 0000-0001-8494-2043
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About
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Research Areas
  • Sports Performance and Training
  • Exercise and Physiological Responses
  • Sports injuries and prevention
  • Muscle activation and electromyography studies
  • Cardiovascular and exercise physiology
  • Muscle metabolism and nutrition
  • Transcranial Magnetic Stimulation Studies
  • Motor Control and Adaptation
  • Thermoregulation and physiological responses
  • Phytochemicals and Antioxidant Activities
  • Genetics and Physical Performance
  • Lower Extremity Biomechanics and Pathologies
  • Cardiovascular Effects of Exercise
  • Bee Products Chemical Analysis
  • Sport Psychology and Performance
  • Antioxidant Activity and Oxidative Stress
  • Delphi Technique in Research
  • Adipose Tissue and Metabolism
  • Diverse Approaches in Healthcare and Education Studies
  • Heart Rate Variability and Autonomic Control
  • Body Composition Measurement Techniques
  • Botanical Research and Applications
  • Nutritional Studies and Diet
  • Stroke Rehabilitation and Recovery
  • Action Observation and Synchronization

Northumbria University
2016-2025

North-West University
2016-2025

Center for Health, Exercise and Sport Sciences
2008-2021

Cardiff Metropolitan University
2007-2020

Smithsonian Conservation Biology Institute
2020

National Zoological Park
2020

Okanagan University College
2020

University of British Columbia
2020

Queen's University
2020

Trinity Laban Conservatoire of Music and Dance
2016

This investigation determined the efficacy of a tart cherry juice in aiding recovery and reducing muscle damage, inflammation oxidative stress. Twenty recreational Marathon runners assigned to either consumed or placebo for 5 days before, day 48 h following run. Markers damage (creatine kinase, lactate dehydrogenase, soreness isometric strength), [interleukin-6 (IL-6), C-reactive protein (CRP) uric acid], total antioxidant status (TAS) stress [thiobarbituric acid reactive species (TBARS)...

10.1111/j.1600-0838.2009.01005.x article EN Scandinavian Journal of Medicine and Science in Sports 2009-10-21

Sex hormone concentrations of eumenorrheic women typically fluctuate across the menstrual cycle and can affect neural function such that estrogen has neuroexcitatory effects, progesterone induces inhibition. However, effects these changes on corticospinal intracortical circuitry motor performance knee extensors are unknown. The present two-part investigation aimed to 1) determine measurement error an exercise task, transcranial magnetic stimulation (TMS)-, nerve (MNS)-derived responses in...

10.1152/japplphysiol.01041.2018 article EN Journal of Applied Physiology 2019-03-07

Abstract The International Olympic Committee (IOC) recently published a framework on fairness, inclusion, and nondiscrimination the basis of gender identity sex variations. Although we appreciate IOC's recognition role sports science medicine in policy development, disagree with assertion that IOC is consistent existing scientific medical evidence question its recommendations for implementation. Testosterone exposure during male development results physical differences between female bodies;...

10.1111/sms.14581 article EN cc-by-nc Scandinavian Journal of Medicine and Science in Sports 2024-03-01

Glaister, M, Howatson, G, Pattison, JR, and McInnes, G. The reliability validity of fatigue measures during multiple-sprint work: an issue revisited. J Strength Cond Res 22(5): 1597-1601, 2008-The ability to repeatedly produce a high-power output or sprint speed is key fitness component most field court sports. aim this study was evaluate the eight different approaches quantify parameter in tests performance. Ten physically active men completed two trials each running protocols with...

10.1519/jsc.0b013e318181ab80 article EN The Journal of Strength and Conditioning Research 2008-09-01

The results of previous research have demonstrated that static stretching (SS) can reduce muscular performance and dynamic (DS) enhance performance. purpose this study was to assess the effects SS DS on vertical jump (VJ) electromyographic (EMG) activity m. vastus medialis. Eleven healthy men (age 21 +/- 2 years) took part in 3 conditions (no [NS], SS, DS), separate occasions a randomized, crossover design. During each condition, measurements VJ height EMG during were recorded. A...

10.1519/jsc.0b013e31818cc65d article EN The Journal of Strength and Conditioning Research 2009-03-01

Background It is well documented that exercise-induced muscle damage (EIMD) decreases function and causes soreness discomfort. Branched-chain amino acid (BCAA) supplementation has been shown to increase protein synthesis decrease breakdown, however, the effects of BCAAs on recovery from damaging resistance training are unclear. Therefore, aim this study was examine a BCAA markers elicited via sport specific bout exercise in trained volunteers.Methods Twelve males (mean ± SD age, 23 2 y;...

10.1186/1550-2783-9-20 article EN cc-by Journal of the International Society of Sports Nutrition 2012-02-06

Few studies have assessed neuromuscular fatigue after self-paced locomotor exercise; moreover, none the degree of supraspinal fatigue. This study central and peripheral exercise different durations.Thirteen well-trained male cyclists completed 4-, 20-, 40-km simulated time trials (TTs). Pre- immediately post-TT (<2.5 min), twitch responses from knee extensors to electrical stimulation femoral nerve transcranial magnetic motor cortex were recorded assess corticospinal function.Time complete...

10.1249/mss.0000000000000448 article EN Medicine & Science in Sports & Exercise 2014-07-22

This investigation examined the impact of Montmorency tart cherry concentrate (MC) on physiological indices oxidative stress, inflammation and muscle damage across 3 days simulated road cycle racing. Trained cyclists (n = 16) were divided into equal groups consumed 30 mL MC or placebo (PLA), twice per day for seven consecutive days. A simulated, high-intensity, stochastic cycling trial, lasting 109 min, was completed 5, 6 7. Oxidative stress measured from blood samples collected at baseline...

10.3390/nu6020829 article EN Nutrients 2014-02-21

Exercise-induced muscle damage (EIMD) is a popular area of investigation; however, many the existing methods to induce lack specificity sporting context. The aim this investigation was examine extent precipitated from sport-specific, repeated sprint protocol and therefore elucidate its suitability as an appropriate model investigate EIMD. Twenty male subjects (age 22 +/- 2 years, height 178 6.6 cm, mass 84.6 13.6 kg in mean SD) volunteered. Following standardized warm-up, they conducted 15 x...

10.1519/jsc.0b013e3181bac52e article EN The Journal of Strength and Conditioning Research 2009-11-01

The aim of this study was to examine the effects caffeine supplementation on multiple sprint running performance.Using a randomized double-blind research design, 21 physically active men ingested gelatin capsule containing either (5 mg x kg(-1) body mass) or placebo (maltodextrin) 1 h before completing an indoor trial (12 30 m; repeated at 35-s intervals). Venous blood samples were drawn evaluate plasma and primary metabolite concentrations. Sprint times recorded via twin-beam photocells,...

10.1249/mss.0b013e31817a8ad2 article EN Medicine & Science in Sports & Exercise 2008-09-16

We tested the hypothesis that central and peripheral fatigue after constant-load cycling exercise would vary with intensity duration.Twelve well-trained male cyclists (V˙O2max, 4.49 ± 0.35 L·min) completed three trials to limit of tolerance in a randomized crossover design. Exercise intensities were set according respiratory responses preliminary ramp test elicit cardiorespiratory metabolic consistent severe heavy domains: 1) at power V˙O2max (S+, 379 31 W), 2) 60% difference between gas...

10.1249/mss.0000000000000950 article EN Medicine & Science in Sports & Exercise 2016-05-17

This study investigated Montmorency tart cherry concentrate (MC) supplementation on markers of recovery following prolonged, intermittent sprint activity. Sixteen semi-professional, male soccer players, who had dietary restrictions imposed for the duration study, were divided into two equal groups and consumed either MC or placebo (PLA) eight consecutive days (30 mL twice per day). On day 5, participants completed an adapted version Loughborough Intermittent Shuttle Test (LISTADAPT). Maximal...

10.3390/nu8070441 article EN Nutrients 2016-07-22

The impact of Montmorency tart cherry (Prunus cerasus L.) concentrate (MC) on physiological indices and functional performance was examined following a bout high-intensity stochastic cycling. Trained cyclists (n = 16) were equally divided into 2 groups (MC or isoenergetic placebo (PLA)) consumed 30 mL supplement, twice per day for 8 consecutive days. On the fifth supplementation, participants completed 109-min cycling trial designed to replicate road race demands. Functional (maximum...

10.1139/apnm-2014-0244 article EN Applied Physiology Nutrition and Metabolism 2014-11-26
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