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All Outputs (81)

Measuring Moderate-Intensity Exercise with the Apple Watch: Validation Study (2018)
Journal Article
Abt, G., Bray, J., & Benson, A. C. (2018). Measuring Moderate-Intensity Exercise with the Apple Watch: Validation Study. JMIR Cardio, 2(1), e6. https://doi.org/10.2196/cardio.8574

Background: Moderate fitness levels and habitual exercise have a protective effect for cardiovascular disease, stroke, type 2 diabetes, and all-cause mortality. The Apple Watch displays exercise completed at an intensity of a brisk walk or above usin... Read More about Measuring Moderate-Intensity Exercise with the Apple Watch: Validation Study.

The validity and inter-device variability of the Apple Watch™ for measuring maximal heart rate (2017)
Journal Article
Abt, G., Bray, J., & Benson, A. C. (2018). The validity and inter-device variability of the Apple Watch™ for measuring maximal heart rate. Journal of sports sciences, 36(13), 1447-1452. https://doi.org/10.1080/02640414.2017.1397282

Maximal heart rate (HRmax) is a fundamental measure used in exercise prescription. The Apple Watch measures heart rate yet the validity and inter-device variability of the device for measuring HRmax are unknown. Fifteen participants completed a maxim... Read More about The validity and inter-device variability of the Apple Watch™ for measuring maximal heart rate.

Quantifying the external and internal loads of professional rugby league training modes : consideration for concurrent field-based training prescription (2017)
Journal Article
Weaving, D., Jones, B., Till, K., Marshall, P., Earle, K., & Abt, G. (2020). Quantifying the external and internal loads of professional rugby league training modes : consideration for concurrent field-based training prescription. Journal of strength and conditioning research, 34(12), 3514-3522. https://doi.org/10.1519/JSC.0000000000002242

The intermittent movement, collision and skill components of professional rugby league match play require players to have a wide range of physical (e.g. repeated effort ability, speed) and technical qualities (e.g. passing, kicking, tackling ability)... Read More about Quantifying the external and internal loads of professional rugby league training modes : consideration for concurrent field-based training prescription.

Multiple measures are needed to quantify training loads in professional rugby league (2017)
Journal Article
Weaving, D., Jones, B., Marshall, P., Till, K., & Abt, G. (2017). Multiple measures are needed to quantify training loads in professional rugby league. International journal of sports medicine, 38(10), 735-740. https://doi.org/10.1055/s-0043-114007

To investigate the effect of training mode (conditioning and skills) on multivariate training load relationships in professional rugby league via principal component analysis. Four measures of training load (internal: heart rate exertion index, sessi... Read More about Multiple measures are needed to quantify training loads in professional rugby league.

Validity and reliability of the Apple Watch for measuring heart rate during exercise (2017)
Journal Article
Khushhal, A., Nichols, S., Evans, W., Gleadall-Siddall, D., Page, R., O'Doherty, A. F., Carroll, S., Ingle, L., & Abt, G. (2017). Validity and reliability of the Apple Watch for measuring heart rate during exercise. SMIO / Sports Medicine International Open, 1(6), E206-E211. https://doi.org/10.1055/s-0043-120195

We examined the validity and reliability of the Apple Watch heart rate sensor during and in recovery from exercise. Twenty-one males completed treadmill exercise while wearing two Apple Watches (left and right wrists) and a Polar S810i monitor (crite... Read More about Validity and reliability of the Apple Watch for measuring heart rate during exercise.

Quantification of training load, neuromuscular fatigue, biochemical and endocrine responses to fast bowling in cricket (2017)
Thesis
Bray, J. W. (2017). Quantification of training load, neuromuscular fatigue, biochemical and endocrine responses to fast bowling in cricket. (Thesis). University of Hull. Retrieved from https://hull-repository.worktribe.com/output/4220472

Recent professionalization, the emergence of, and ever-increasing popularity of limited overs cricket, have resulted in traditional playing schedules evolving and expanding. Consequently, players now compete for much of the year, experiencing periods... Read More about Quantification of training load, neuromuscular fatigue, biochemical and endocrine responses to fast bowling in cricket.

Methods of monitoring training load and their relationships to changes in fitness and performance in competitive road cyclists (2017)
Journal Article
Sanders, D., Abt, G., Hesselink, M. K. C., Myers, T., & Akubat, I. (2017). Methods of monitoring training load and their relationships to changes in fitness and performance in competitive road cyclists. International journal of sports physiology and performance : IJSPP, 12(5), 668-675. https://doi.org/10.1123/ijspp.2016-0454

Purpose: The aim of this study was to assess the dose-response relationships between different training load methods and aerobic fitness and performance in competitive road cyclists. Method: Training data from 15 well-trained competitive cyclists wer... Read More about Methods of monitoring training load and their relationships to changes in fitness and performance in competitive road cyclists.

The effects of continuous, intermittent and mode of exercise on mechanical bone remodelling (2017)
Thesis
Montgomery, G. J. H. (2017). The effects of continuous, intermittent and mode of exercise on mechanical bone remodelling. (Thesis). University of Hull. Retrieved from https://hull-repository.worktribe.com/output/4221025

Bone health is known to deteriorate with age, which can increase the risk of osteoporotic fractures and subsequently all-cause mortality. Current life expectancies are higher than ever before and with our ageing population, osteoporosis and low bone... Read More about The effects of continuous, intermittent and mode of exercise on mechanical bone remodelling.

Using microtechnology to evaluate the between and within match variability of professional Twenty20 cricket fast bowlers (2016)
Journal Article
Abt, G., Bray, J., & Fogarty, M. (2016). Using microtechnology to evaluate the between and within match variability of professional Twenty20 cricket fast bowlers. Professional strength and conditioning, 43(December), 19-26

This study assessed the between- and within-match variability of external training load measures during two consecutive Twenty20 cricket seasons in professional fast bowlers. Global positioning system (GPS) and accelerometer data (PlayerLoad™) were c... Read More about Using microtechnology to evaluate the between and within match variability of professional Twenty20 cricket fast bowlers.

The effect of intermittent exercise on mechanical loading and biomarkers of bone metabolism (2016)
Thesis
Evans, W. J. (2016). The effect of intermittent exercise on mechanical loading and biomarkers of bone metabolism. (Thesis). University of Hull. Retrieved from https://hull-repository.worktribe.com/output/4219011

Introduction: Bone is a metabolically active tissue which plays a multifunctional role within the body. Animal models have provided evidence demonstrating that dynamic and unaccustomed mechanical loads imposed by gravity and/or muscle activation whic... Read More about The effect of intermittent exercise on mechanical loading and biomarkers of bone metabolism.

The effect of a personal fluid delivery system on thermoregulation and physical performance during a soccer simulation (2016)
Thesis
Wombwell, L. (2016). The effect of a personal fluid delivery system on thermoregulation and physical performance during a soccer simulation. (Thesis). University of Hull. Retrieved from https://hull-repository.worktribe.com/output/4221156

Introduction: The requirements of soccer refereeing are physiologically demanding. As a consequence of these high physical demands and the relative inefficiency of the human body, the referee will generate a considerable amount of heat. Decreases in... Read More about The effect of a personal fluid delivery system on thermoregulation and physical performance during a soccer simulation.

Tibial impacts and muscle activation during walking, jogging and running when performed overground, and on motorised and non-motorised treadmills (2016)
Journal Article
Montgomery, G., Abt, G., Dobson, C., Smith, T., & Ditroilo, M. (2016). Tibial impacts and muscle activation during walking, jogging and running when performed overground, and on motorised and non-motorised treadmills. Gait and Posture, 49, 120-126. https://doi.org/10.1016/j.gaitpost.2016.06.037

Purpose To examine tibial acceleration and muscle activation during overground (OG), motorised treadmill (MT) and non-motorised treadmill conditions (NMT) when walking, jogging and running at matched velocities. Methods An accelerometer recorded acce... Read More about Tibial impacts and muscle activation during walking, jogging and running when performed overground, and on motorised and non-motorised treadmills.

The dose-response validity of measures of training load in professional soccer players (2016)
Thesis
Svenson, R. P. (2016). The dose-response validity of measures of training load in professional soccer players. (Thesis). University of Hull. Retrieved from https://hull-repository.worktribe.com/output/4220592

Introduction: There is currently a lack of research into the physical demands of soccer training despite it contributing towards 75-80% of weekly training load. A particular area requiring more focus is the does-response relationship between training... Read More about The dose-response validity of measures of training load in professional soccer players.

The effect of training mode on the validity of training load measures for quantifying the training dose in professional rugby league (2016)
Thesis
Weaving, D. A. (2016). The effect of training mode on the validity of training load measures for quantifying the training dose in professional rugby league. (Thesis). University of Hull. Retrieved from https://hull-repository.worktribe.com/output/4219251

Establishing the accurate quantification of the training load is a key focus for researchers and sport scientists to maximise the likelihood of appropriate training prescription. In the field, there are numerous methods adopted to quantify the physio... Read More about The effect of training mode on the validity of training load measures for quantifying the training dose in professional rugby league.

Hot and Hypoxic Environments Inhibit Simulated Soccer Performance and Exacerbate Performance Decrements When Combined (2016)
Journal Article
Aldous, J. W. F., Chrismas, B. C. R., Akubat, I., Dascombe, B., Abt, G., & Taylor, L. (2016). Hot and Hypoxic Environments Inhibit Simulated Soccer Performance and Exacerbate Performance Decrements When Combined. Frontiers in Physiology, 6(185), 1-14. https://doi.org/10.3389/fphys.2015.00421

The effects of heat and/or hypoxia have been well-documented in match-play data. However, large match-to-match variation for key physical performance measures makes environmental inferences difficult to ascertain from soccer match-play. Therefore, th... Read More about Hot and Hypoxic Environments Inhibit Simulated Soccer Performance and Exacerbate Performance Decrements When Combined.

Misuse of "power" and other mechanical terms in sport and exercise science research (2016)
Journal Article
Winter, E. M., Abt, G., Brookes, F. B. C., Challis, J. H., Fowler, N. E., Knudson, D. V., Knuttgen, H. G., Kraemer, W. J., Lane, A. M., Van Mechelen, W., Morton, R. H., Newton, R. U., Williams, C., Winter, E., & Yeadon, M. R. (2016). Misuse of "power" and other mechanical terms in sport and exercise science research. Journal of strength and conditioning research, 30(1), 292-300. https://doi.org/10.1519/JSC.0000000000001101

© 2015 National Strength and Conditioning Association. Despite the Système International d'Unitès (SI) that was published in 1960, there continues to be widespread misuse of the terms and nomenclature of mechanics in descriptions of exercise performa... Read More about Misuse of "power" and other mechanical terms in sport and exercise science research.

Effectiveness of short-term heat acclimation on intermittent exercise in thermoneutral and hot environments (2015)
Journal Article
Nation, F., Birkett, M., Gleadall-Siddall, D., Burke, R., Towlson, C., Bray, J., Abt, G., & Garrett, A. (2015). Effectiveness of short-term heat acclimation on intermittent exercise in thermoneutral and hot environments. Extreme Physiology and Medicine, 4(1), A120. https://doi.org/10.1186/2046-7648-4-S1-A120

It is well-established that repetition of heat stress exposure has been shown to facilitate adaptations to the heat but these protocols have tended to be of a fixed work intensity, continuous exercise, long-term in duration (>7 days) and use hydratio... Read More about Effectiveness of short-term heat acclimation on intermittent exercise in thermoneutral and hot environments.

Combining internal- and external-training-load measures in professional rugby league (2014)
Journal Article
Abt, G., Earle, K., Marshall, P., Nevill, A., & Weaving, D. (2014). Combining internal- and external-training-load measures in professional rugby league. International journal of sports physiology and performance : IJSPP, 9(6), 905-912. https://doi.org/10.1123/ijspp.2013-0444

Purpose: This study investigated the effect of training mode on the relationships between measures of training load in professional rugby league players. Methods: Five measures of training load (internal: individualized training impulse, session rati... Read More about Combining internal- and external-training-load measures in professional rugby league.

Effect of tyrosine ingestion on cognitive and physical performance utilising an intermittent soccer performance test (iSPT) in a warm environment (2014)
Journal Article
Coull, N. A., Watkins, S. L., Aldous, J. W. F., Warren, L. K., Chrismas, B. C. R., Mauger, A. R., Abt, G., & Taylor, L. (2015). Effect of tyrosine ingestion on cognitive and physical performance utilising an intermittent soccer performance test (iSPT) in a warm environment. European journal of applied physiology, 115(2), 373-386. https://doi.org/10.1007/s00421-014-3022-7

Purpose: The aim of this study was to investigate the effect of tyrosine ingestion on cognitive and physical performance during soccer-specific exercise in a warm environment. Methods: Eight male soccer players completed an individualised 90-minute s... Read More about Effect of tyrosine ingestion on cognitive and physical performance utilising an intermittent soccer performance test (iSPT) in a warm environment.