Items where Author is "Walker, J"

Article

Newbould, S and Walker, J and Dinsdale, AJ and Whitehead, S and Nicholson, G (2025) Between-day reliability of local and global muscle-tendon unit assessments in female athletes whilst standardising menstrual cycle phase. PLOS One, 20 (6). pp. 1-15. ISSN 1932-6203 DOI: https://doi.org/10.1371/journal.pone.0306587

Walker, J and Thomas, A and Lunn, DE and Nicholson, G and Tucker, CB (2025) Concurrent validity of Theia3D markerless motion capture for detecting sagittal kinematic differences between gait speeds. Journal of Sports Sciences. ISSN 0264-0414 (In Press)

Nicholson, G and Walker, J and Brogden, C and Alt, T (2025) Concurrent repetitions overestimate hamstring:quadriceps ratios at extended knee joint positions: implications for clinical practice. Scandinavian Journal of Medicine and Science in Sports, 35 (4). pp. 1-8. ISSN 0905-7188 DOI: https://doi.org/10.1111/sms.70049

Thomas, A and Lunn, D and Walker, J (2025) Exploring mechanical work changes in controlled ankle motion (CAM) boot walking: the effects of gait speed and shoe levelling. PLoS ONE, 20 (4). pp. 1-14. ISSN 1932-6203 DOI: https://doi.org/10.1371/journal.pone.0321978

Nicholson, G and Parelkar, P and Dinsdale, A and bissas, A and Walker, J (2025) A comparison between common measurement systems for quantifying spatiotemporal variables during the early sprint acceleration phase. International Journal of Sports Science and Coaching. ISSN 1747-9541 (In Press)

Stolycia, ML and Lunn, DE and Stanier, W and Walker, J and Wilkins, RA (2024) Biomechanical effectiveness of controlled ankle motion boots: A systematic review and narrative synthesis. Journal of Foot and Ankle Research, 17 (3). pp. 1-12. ISSN 1757-1146 DOI: https://doi.org/10.1002/jfa2.12044

Stolycia, ML and Lunn, DE and Wilkins, RA and Barnett, CT and Walker, J (2024) Walking in a controlled ankle motion (CAM) boot: In-boot measurement of joint kinematics and kinetics. Journal of Biomechanics, 176 (112327). pp. 1-7. ISSN 0021-9290 DOI: https://doi.org/10.1016/j.jbiomech.2024.112327

Walker, J and Thomas, A and Stolycia, ML and Wilkins, RA and Lunn, DE (2024) Acute biomechanical responses to wearing a controlled ankle motion (CAM) walker boot during walking. Gait and Posture, 108. pp. 208-214. ISSN 0966-6362 DOI: https://doi.org/10.1016/j.gaitpost.2023.12.011

Nicholson, G and Epro, G and Merlino, S and Walker, J and Bissas, A (2024) Differences in run-up, take-off, and flight characteristics: successful vs. unsuccessful high jump attempts at the IAAF world championships. Frontiers in Sports and Active Living, 6. pp. 1-9. ISSN 2624-9367 DOI: https://doi.org/10.3389/fspor.2024.1352725

Cronin, NJ and Walker, J and Tucker, C and Nicholson, G and Cooke, M and Merlino, S and Bissas, A (2024) Feasibility of OpenPose markerless motion analysis in a real athletics competition. Frontiers in Sports and Active Living, 5. pp. 1-9. ISSN 2624-9367 DOI: https://doi.org/10.3389/fspor.2023.1298003

Lunn, D and Nicholson, G and Cooke, M and Crespo, R and Robinson, T and Price, R and Walker, J (2023) Discrete Hamstring-to-Quadriceps Strength Ratios Do Not Represent Angle-Specific Ratios in Premier League Soccer Players. Journal of Strength and Conditioning Research. pp. 1-6. ISSN 1064-8011 DOI: https://doi.org/10.1519/JSC.0000000000004574

Havenetidis, K and Bissas, A and Monastiriotis, N and Nicholson, G and Walker, J and Bampouras, T and Dinsdale, A (2022) Combining sport and conventional military training provides superior improvements in physical test performance. International Journal of Sports Science and Coaching. ISSN 1747-9541 DOI: https://doi.org/10.1177/17479541221116959

Jongerius, N and Wainwright, B and Walker, J and Bissas, A (2022) The biomechanics of maintaining effective force application across cycling positions. Journal of Biomechanics, 138. ISSN 0021-9290 DOI: https://doi.org/10.1016/j.jbiomech.2022.111103

Stavridis, I and Economou, T and Walker, J and Bissas, A and Tsopanidou, A and Paradisis, G (2022) Sprint mechanical characteristics of sub-elite and recreational sprinters. Journal of Physical Education and Sport, 22 (5). pp. 1126-1133. ISSN 2247-8051 DOI: https://doi.org/10.7752/jpes.2022.05142

Bissas, A and Paradisis, G and Hanley, B and Merlino, S and Walker, J (2022) Kinematic and temporal differences between World-class men’s and women’s hurdling techniques. Frontiers in Sports and Active Living, 4. p. 873547. ISSN 2624-9367 DOI: https://doi.org/10.3389/fspor.2022.873547

Bissas, A and Walker, J and Paradisis, GP and Hanley, B and Tucker, CB and Jongerius, N and Thomas, A and Merlino, S and Vazel, P and Girard, O (2022) Asymmetry in sprinting: an insight into sub‐10 and sub‐11 s men and women sprinters. Scandinavian Journal of Medicine & Science in Sports, 32 (1). pp. 69-82. ISSN 0905-7188 DOI: https://doi.org/10.1111/sms.14068

Walker, J and Nicholson, G and Hanley, B (2021) Morphological and mechanical properties of lower limbs in competitive racewalkers: associations with performance. Journal of Biomechanics, 129. p. 110802. ISSN 0021-9290 DOI: https://doi.org/10.1016/j.jbiomech.2021.110802

Walker, J and Bissas, A and Wainwright, B and Hanley, B and Cronin, NJ (2021) Repeatability and sensitivity of passive mechanical stiffness measurements in the triceps surae muscle‐tendon complex. Scandinavian Journal of Medicine & Science in Sports, 32 (1). pp. 83-93. ISSN 0905-7188 DOI: https://doi.org/10.1111/sms.14070

Walker, J and Bissas, A and Paradisis, GP and Hanley, B and Tucker, CB and Jongerius, N and Thomas, A and von Lieres und Wilkau, HC and Brazil, A and Wood, MA and Merlino, S and Vazel, P-J and Bezodis, IN (2021) Kinematic factors associated with start performance in World-class male sprinters. Journal of Biomechanics, 124. p. 110554. ISSN 0021-9290 DOI: https://doi.org/10.1016/j.jbiomech.2021.110554

Hanley, B and Walker, J and Paradisis, GP and Merlino, S and Bissas, A (2021) Biomechanics of World-Class Men and Women Hurdlers. Frontiers in Sports and Active Living, 3. ISSN 2624-9367 DOI: https://doi.org/10.3389/fspor.2021.704308

Bissas, A and Havenetidis, K and Walker, J and Hanley, B and Nicholson, G and Metaxas, T and Christoulas, K and Cronin, NJ (2020) Muscle-tendon morphology and function following long-term exposure to repeated and strenuous mechanical loading. Scandinavian Journal of Medicine & Science in Sports. ISSN 0905-7188 DOI: https://doi.org/10.1111/sms.13669

Bissas, A and Paradisis, GP and Nicholson, G and Walker, J and Hanley, B and Havenetidis, K and Cooke, CB (2020) Development and Maintenance of Sprint Training Adaptations : An Uphill-Downhill Study. Journal of Strength and Conditioning Research. ISSN 1064-8011 DOI: https://doi.org/10.1519/JSC.0000000000003409

Walker, J and Nicholson, G and Jongerius, N and Parelkar, P and Harris, N and Bissas, A (2020) Commonly reported isokinetic parameters do not reveal long-term strength deficits of the Triceps surae complex following operative treatment of Achilles tendon rupture. Journal of Biomechanics. ISSN 0021-9290 DOI: https://doi.org/10.1016/j.jbiomech.2020.109630

Nicholson, G and Walker, J and Dawson, Z and Bissas, A and harris, N (2019) Morphological and functional outcomes of operatively treated Achilles tendon ruptures. Physician and Sportsmedicine. ISSN 0091-3847 DOI: https://doi.org/10.1080/00913847.2019.1685364

Bezodis, IN and Brazil, A and von Lieres und Wilkau, HC and Wood, MA and Paradisis, GP and Hanley, B and Tucker, CB and Pollitt, L and Merlino, S and Vazel, P-J and Walker, J and Bissas, A (2019) World-Class Male Sprinters and High Hurdlers Have Similar Start and Initial Acceleration Techniques. Frontiers in Sports and Active Living, 1. ISSN 2624-9367 DOI: https://doi.org/10.3389/fspor.2019.00023

Wainwright, B and Walker, J and Bissas, A and Jongerius, N (2018) Differences in Strength & Power profiles between Road and Time Trial cyclists. Journal of Science and Cycling, 7 (2). pp. 38-39. ISSN 2254-7053

Monograph

South, J and Walker, J and Newell, C (2005) Evaluation of Sure Start Mellow Valley: Findings from the stakeholder survey. Project Report. Centre for Health Promotion Research, Leeds Metropolitan University, Leeds, UK.

Conference or Workshop Item

Walker, J and Thomas, A and Lunn, D and Bagley, A and Parelkar, P and Cooke, M and Nicholson, B and Pollitt, L and Bennett, T and AminiAghdam, S and Hanley, B and Nicholson, G and Tucker, C (2024) The capacity of markerless motion capture to detect changes in gait kinematics at different speeds. In: 29th Annual Congress of the European College of Sport Science, 2-5 Jul 2024, Glasgow, United Kingdom. (Unpublished)

Nicholson, G and Walker, J and Brogden, C and Alt, T (2024) Concurrent repetitions overestimate hamstring:quadriceps ratios at more extended knee joint positions: implications for clinical practice. In: 29th Annual Congress of the European College of Sport Science, 2-5 Jul 2024, Glasgow, United Kingdom.

Walker, J and Cronin, NJ and Jongerius, N and Wainwright, B and Bissas, A (2019) Effects of fascicle length filtering on muscle-tendon behavioural parameters during cycling. In: European Congress of Sports Science, 03 July 2019 - 06 July 2019, Prague, Czech Republic.

Walker, J and Clarke, SB and Jenson, RL (2017) The comparison of knee joint kinematics between two types of stop jump. In: 35th Conference of the International Society of Biomechanics in Sports, 14 June 2017 - 18 June 2017, Cologne, Germany.

Walker, J (2016) Reactive strength index-modified in different plyometric tasks. In: 34th International Conference on Biomechanics in Sports, 18 July 2016 - 22 July 2016, Tsukuba, Japan.

Preprint

Newbould, S and Walker, J and Dinsdale, AJ and Whitehead, S and Nicholson, G (2024) Between-day reliability of local and global muscle-tendon unit assessments in female athletes whilst standardising menstrual cycle phase. [Preprint] DOI: https://doi.org/10.1101/2024.06.23.600286