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Prof Paul Comfort's Outputs (250)

Duplex ultrasound assessment of early-stage peripheral artery disease in the lower limbs of Zimbabwean diabetic patients (2020)
Thesis
Tityiwe, J. Duplex ultrasound assessment of early-stage peripheral artery disease in the lower limbs of Zimbabwean diabetic patients. (Thesis). University of Salford

Keywords: Spectral Doppler imaging, peak systolic velocity, pulsatility index, vessel diameter, resistive index, nitrite, nitric oxide, systolic blood pressure, diastolic blood pressure.

Objectives: i) To determine the repeatability of ultrasound... Read More about Duplex ultrasound assessment of early-stage peripheral artery disease in the lower limbs of Zimbabwean diabetic patients.

Autoregulation in resistance training : addressing the inconsistencies (2020)
Journal Article
Greig, L., Stephens Hemingway, B., Aspe, R., Cooper, K., Comfort, P., & Swinton, P. (2020). Autoregulation in resistance training : addressing the inconsistencies. Sports Medicine, 50(11), 1873-1887. https://doi.org/10.1007/s40279-020-01330-8

Autoregulation is a process that is used to manipulate training based primarily on the measurement of an individual's performance or their perceived capability to perform. Despite being established as a training framework since the 1940s, there has b... Read More about Autoregulation in resistance training : addressing the inconsistencies.

Vertical jump testing in rugby league: a rationale for calculating take-off momentum (2020)
Journal Article
McMahon, J., Lake, J., Ripley, N., & Comfort, P. (2020). Vertical jump testing in rugby league: a rationale for calculating take-off momentum. Journal of Applied Biomechanics, 36(6), 370-374. https://doi.org/10.1123/JAB.2020-0100

The purpose of this study was to determine the usefulness of calculating jump take-off momentum in rugby league (RL) by exploring its relationship with sprint momentum, due to the latter being an important attribute of this sport. Twenty-five male RL... Read More about Vertical jump testing in rugby league: a rationale for calculating take-off momentum.

Vertical jump testing in rugby league : a rationale for calculating take-off momentum (2020)
Journal Article
McMahon, J., Lake, J., Ripley, N., & Comfort, P. (2020). Vertical jump testing in rugby league : a rationale for calculating take-off momentum. Journal of Applied Biomechanics, 36(6), 370-374. https://doi.org/10.1123/jab.2020-0100

The purpose of this study was to determine the usefulness of calculating jump take-off momentum in rugby league (RL) by exploring its relationship with sprint momentum, due to the latter being an important attribute of this sport. Twenty-five male RL... Read More about Vertical jump testing in rugby league : a rationale for calculating take-off momentum.

Effects of plyometric jump training on vertical jump height of volleyball players : a systematic review with meta-analysis of randomized-controlled trial (2020)
Journal Article
Ramirez-Campillo, R., Andrade, D., Nikolaidis, P., Moran, J., Clemente, F., Chaabene, H., & Comfort, P. (2020). Effects of plyometric jump training on vertical jump height of volleyball players : a systematic review with meta-analysis of randomized-controlled trial. Journal of Sports Science and Medicine, 19(3), 489-499

This meta-analysis aimed to assess the effects of plyometric jump training (PJT) on volleyball players' vertical jump height (VJH), comparing changes with those observed in a matched control group. A literature search in the databases of PubMed, MEDL... Read More about Effects of plyometric jump training on vertical jump height of volleyball players : a systematic review with meta-analysis of randomized-controlled trial.

Does sex impact the differences and relationships in the one repetition maximum performance across weightlifting overhead pressing exercises? (2020)
Journal Article
Soriano, M., García-Ramos, A., Calderbank, J., Marín, P., Sainz de Baranda, P., & Comfort, P. (2020). Does sex impact the differences and relationships in the one repetition maximum performance across weightlifting overhead pressing exercises?. Journal of Strength and Conditioning Research, https://doi.org/10.1519/JSC.0000000000003746

This study aimed to determine the impact of sex on the differences and relationships of the one repetition maximum (1RM) performance between 3 overhead pressing exercises (push press [PP], push jerk [PJ] and split jerk [SJ]). 15 men (body mass [BM]:... Read More about Does sex impact the differences and relationships in the one repetition maximum performance across weightlifting overhead pressing exercises?.

Countermovement jump standards in rugby league : what is a “good” performance? (2020)
Journal Article
McMahon, J., Lake, J., Dos'Santos, T., Jones, P., Thomasson, M., & Comfort, P. (2020). Countermovement jump standards in rugby league : what is a “good” performance?. Journal of Strength and Conditioning Research, 36(6), 1691-1698. https://doi.org/10.1519/JSC.0000000000003697

The countermovement jump (CMJ) is considered an important test in rugby league and the
force platform is the recommended tool for assessing CMJ performance in this cohort. Due to
inconsistent methods applied across previous studies, there is curren... Read More about Countermovement jump standards in rugby league : what is a “good” performance?.

The benefits of strength training on musculoskeletal system health : practical applications for interdisciplinary care (2020)
Journal Article

Global health organizations have provided recommendations regarding exercise for the general population. Strength training has been included in several position statements due to its multi-systemic benefits. In this narrative review, we examine the a... Read More about The benefits of strength training on musculoskeletal system health : practical applications for interdisciplinary care.

Training with weightlifting derivatives : the effects of force and velocity overload stimuli (2020)
Journal Article
Suchomel, T., McKeever, S., & Comfort, P. (2020). Training with weightlifting derivatives : the effects of force and velocity overload stimuli. Journal of Strength and Conditioning Research, 34(7), 1808-1818. https://doi.org/10.1519/JSC.0000000000003639

The purposes of this study were to compare the training effects of weightlifting movements performed with (CATCH) or without (PULL) the catch phase of clean derivatives performed at the same relative loads or training without the catch phase using a... Read More about Training with weightlifting derivatives : the effects of force and velocity overload stimuli.

The effect of training with weightlifting catching or pulling derivatives on squat jump and countermovement jump force–time adaptations (2020)
Journal Article
Suchomel, T., McKeever, S., McMahon, J., & Comfort, P. (2020). The effect of training with weightlifting catching or pulling derivatives on squat jump and countermovement jump force–time adaptations. Journal of Functional Morphology and Kinesiology, 5(2), 28. https://doi.org/10.3390/jfmk5020028

The purpose of this study was to examine the changes in squat jump (SJ) and countermovement jump (CMJ) force−time curve characteristics following 10 weeks of training with either load-matched weightlifting catching (CATCH) or pulling derivatives (PUL... Read More about The effect of training with weightlifting catching or pulling derivatives on squat jump and countermovement jump force–time adaptations.

A comparison of kinetic and kinematic variables during the midthigh pull and countermovement shrug, across loads (2020)
Journal Article
Meechan, D., Suchomel, T., McMahon, J., & Comfort, P. (2020). A comparison of kinetic and kinematic variables during the midthigh pull and countermovement shrug, across loads. Journal of Strength and Conditioning Research, 34(7), 1830-1841. https://doi.org/10.1519/JSC.0000000000003288

This study compared kinetic and kinematic variables during the midthigh pull (MTP) and countermovement shrug (CMS). Eighteen men (age: 29.43 ± 3.95 years, height: 1.77 ± 0.08 m, body mass: 84.65 ± 18.79 kg, and 1 repetition maximum [1RM] power clean:... Read More about A comparison of kinetic and kinematic variables during the midthigh pull and countermovement shrug, across loads.

A comparison of kinetic and kinematic variables during the pull from the knee and hang pull, across loads (2020)
Journal Article
Meechan, D., McMahon, J., Suchomel, T., & Comfort, P. (2020). A comparison of kinetic and kinematic variables during the pull from the knee and hang pull, across loads. Journal of Strength and Conditioning Research, 34(7), 1819-1829. https://doi.org/10.1519/JSC.0000000000003593

Kinetic and kinematic variables during the pull from the knee (PFK) and hang pull (HP) were compared in this study. Eighteen men (age = 29.43 ± 3.95 years; height 1.77 ± 0.08 m; body mass 84.65 ± 18.79 kg) performed the PFK and HP with 40, 60, 80, 10... Read More about A comparison of kinetic and kinematic variables during the pull from the knee and hang pull, across loads.

Relationship between physical fitness and the physical demands of 50-over cricket in fast bowlers (2020)
Journal Article
Webster, T., Comfort, P., & Jones, P. (2020). Relationship between physical fitness and the physical demands of 50-over cricket in fast bowlers. Journal of Strength and Conditioning Research, https://doi.org/10.1519/JSC.0000000000003542

Professional cricket is constantly evolving and resulting in increased physiological demand placed on players. Fast bowlers experience the greatest physical demand during match-play; despite this, research has overlooked the importance of specific ph... Read More about Relationship between physical fitness and the physical demands of 50-over cricket in fast bowlers.

Changes in early and maximal isometric force production in response to moderate- and high-load strength and power training (2020)
Journal Article
Comfort, P., Jones, P., Thomas, C., Dos'Santos, T., McMahon, J., & Suchomel, T. (2020). Changes in early and maximal isometric force production in response to moderate- and high-load strength and power training. Journal of Strength and Conditioning Research, https://doi.org/10.1519/JSC.0000000000003544

The aims of this study were to determine the changes in early (50-, 100-, 150-, 200-, 250 ms) and maximal isometric force production, in response to a 4-week period of moderate-load resistance training (60-82.5% 1 repetition maximum [1RM]), followed... Read More about Changes in early and maximal isometric force production in response to moderate- and high-load strength and power training.

Comparison of 1-repetition-maximum performance across 3 weightlifting overhead pressing exercises and sport groups (2020)
Journal Article
Soriano, M., García-Ramos, A., Torres-González, A., Castillo-Palencia, J., Marín, P., de Baranda, P., & Comfort, P. (2020). Comparison of 1-repetition-maximum performance across 3 weightlifting overhead pressing exercises and sport groups. International Journal of Sports Physiology and Performance, 15(6), 862-867. https://doi.org/10.1123/ijspp.2019-0582

Objective: This study aimed to (I) compare the one repetition maximum (1RM) performance between the push press (PP), push jerk (PJ) and split jerk (SJ), and (II) explore these differences between weightlifters, CrossFit® athletes and a mixed group of... Read More about Comparison of 1-repetition-maximum performance across 3 weightlifting overhead pressing exercises and sport groups.

Effect of asymmetry on biomechanical characteristics during 180° change of direction (2020)
Journal Article
Thomas, C., DosʼSantos, T., Comfort, P., & Jones, P. (2020). Effect of asymmetry on biomechanical characteristics during 180° change of direction. Journal of Strength and Conditioning Research, 34(5), 1297-1306. https://doi.org/10.1519/JSC.0000000000003553

The aim of this study was to explore the effect of asymmetry on biomechanical characteristics during two 180° change of direction (CoD) tasks (505 and modified 505 [505mod]). Fifty-two male (n = 24; age = 22.1 ± 4.8 years; height = 1.78 ± 0.06 m; bod... Read More about Effect of asymmetry on biomechanical characteristics during 180° change of direction.

Validity and reliability of a standardized protocol for assessing the one repetition maximum performance during overhead pressing exercises (2020)
Journal Article
Soriano, M., García-Ramos, A., Torres-González, A., Castillo-Palencia, J., Ayuso, V., Marín, P., & Comfort, P. (2021). Validity and reliability of a standardized protocol for assessing the one repetition maximum performance during overhead pressing exercises. Journal of Strength and Conditioning Research, 35(11), 2988-2992. https://doi.org/10.1519/JSC.0000000000003284

The aim of this study was to determine the validity of performing 3 one repetition maximum (1RM) assessments for the push press (PP), push jerk (PJ), and split jerk (SJ) in sequence in one testing session vs. the criterion method (testing on separate... Read More about Validity and reliability of a standardized protocol for assessing the one repetition maximum performance during overhead pressing exercises.

Biomechanical determinants of injury risk and performance during change of direction : implications for screening and intervention (2020)
Thesis
Dos'Santos, T. Biomechanical determinants of injury risk and performance during change of direction : implications for screening and intervention. (Thesis). University of Salford

Changing direction is a key action linked to successful performance in multidirectional sports, but also
an action associated with non-contact anterior cruciate ligament (ACL) injuries. Despite the importance
of directional changes for sports per... Read More about Biomechanical determinants of injury risk and performance during change of direction : implications for screening and intervention.