Journal of strength and conditioning research: the research journal of the NSCA

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  Año 2024, Vol. 38, Número 1

  • Original Research

    • The Effects of Low-Load Squat Jump and Maximal Isometric Priming Exercise on Muscular Performance and Perceptual State

      Peter W. Harrison, Lachlan P. James, David G. Jenkins, Michael R. McGuigan, Patrick M. Holmberg, Vincent G. Kelly

      • Resumen

      págs. 1-9

      

    • Extremely Low-Volume Burpee Interval Training Equivalent to 8 Minutes Per Session Improves Vertical Jump Compared with Sprint Interval Training in Real-World Circumstances

      Pablo Pérez Ifran, Flávio Antônio de Souza Castro, Todd A. Astorino, Stefano Benitez Flores

      • Resumen

      págs. 10-20

      

    • Patellar Tendon Adaptations to Downhill Running Training and Their Relationships With Changes in Mechanical Stress and Loading History

      Bastien Bontemps, Mathieu Gruet, Julien Louis, Daniel J. Owens, Stella Miric, Fabrice Vercruyssen, Robert M. Erskine

      • Resumen

      págs. 21-29

      

    • Countermovement Jump Force-Time Curve Analyses: Reliability and Comparability Across Force Plate Systems

      Justin J. Merrigan, Adam Strang, Jason Eckerle, Nick Mackowski, Kaela Hierholzer, Nicole T. Ray, Roger Smith, Joshua A. Hagen, Robert A. Briggs

      • Resumen

      págs. 30-37

      

    • The Influence of Maturity Status on Drop Jump Kinetics in Male Youth

      Nakul T. A. Kumar, John M. Radnor, Jon L. Oliver, Rhodri S. Lloyd, Jason Pedley, Megan A. Wong, Ian J. Dobbs

      • Resumen

      págs. 38-46

      

    • Manipulating Internal and External Loads During Repeated Cycling Sprints: A Comparison of Continuous and Intermittent Blood Flow Restriction

      James Robert Mckee, Olivier Girard, Jeremiah J. Peiffer, Brendan R. Scott

      • Resumen

      págs. 47-54

      

    • Effects of Minimal-Equipment Resistance Training and Blood Flow Restriction on Military-Relevant Performance Outcomes

      Harry P. Cintineo, Alexa J. Chandler, Gianna F. Mastrofini, Blaine S. Lints, Bridget A. McFadden, Shawn M. Arent

      • Resumen

      págs. 55-65

      

    • Influence of Cardiorespiratory Fitness on Cardiac Autonomic Recovery Among Active-Duty Firefighters

      David J. Cornell, Flees Robert J., Corey M. Shemelya, Kyle T. Ebersole

      • Resumen

      págs. 66-73

      

    • Strength and Power Thresholds to Identify High and Low Linear Sprint Speed Performers in Collegiate American Football Players

      Nicolas M. Philipp, Derek A. Crawford, Dimitrije Cabarkapa, Andrew C. Fry

      • Resumen

      págs. 74-79

      

    • Effect of Extreme Volume-Load Differences for a Single Unilateral Exercise During In-Season Resistance Training on Measures of Bilateral Strength, Power, and Speed in Collegiate American Football Players

      Katie Crawley, Kent J. Adams, Mark DeBeliso, Marcus M. Lawrence

      • Resumen

      págs. 80-89

      

    • Football Practices in Hot Environments Impact Subsequent Days' Hydration

      Candi D. Ashley, Rebecca M. Lopez, Amanda J. Tritsch

      • Resumen

      págs. 90-96

      

    • Effects of COVID-19 on Rate of Injury and Position-Specific Injury During the 2020 National Football League Season

      Joseph P. Costello, Jaxon D. Wagner, Victoria A. Dahl, Jacob L. Cohen, Andrew M. Reuter, Lee D. Kaplan

      • Resumen

      págs. 97-104

      

    • Effects of Tactical Periodization on Workload, Physical Fitness, and Well-Being in Professional Rugby Union Players During a Preseason Period

      Xiaopan Hu, Simon Boisbluche, Kilian Philippe, Olivier Maurelli, Shichang Li, Bo Xu, Jacques Prioux

      • Resumen

      págs. 105-115

      

    • Relationship Between Cognitive Functions and Agility Performance in Elite Young Male Soccer Players

      János Matlák, Marcell Fridvalszki, Viktor Korodi, Gabor Szamosszegi, Edina Polyan, Balint Kovacs, Barbara Kolozs, Gergely Langmar, Levente Rácz

      • Resumen

      págs. 116-122

      

    • Changes in Physical Performance Throughout Professional Soccer Match-Play

      Jose Maria Oliva Lozano, Paulino Granero Gil, Marco Panasci

      • Resumen

      págs. 123-127

      

    • Weekly Fluctuations in, and Associations Between, Salivary Hormone Responses, Load, and Well-Being During the Pre-season in Professional Male Basketball Players

      Paulius Kamarauskas, Aaron T. Scanlan, Davide Ferioli, Daniele Conte

      • Resumen

      págs. 128-135

      

    • Utility of Novel Rotational Load-Velocity Profiling Methods in Collegiate Softball Players

      Chad H. Herring, Kyle S. Beyer, Michael J. Redd, Jeffrey R. Stout, David H. Fukuda

      • Resumen

      págs. 136-145

      

    • Changes in Body Composition and Athletic Performance in National Collegiate Athletic Association Division I Female Field Hockey Athletes Throughout a Competitive Season

      Luanna C. Summer, Ryan Cheng, Jay Moran, Michael Lee, Anthony J. Belanger, Walter L. Taylor, Elizabeth Gardner

      • Resumen

      págs. 146-152

      

    • Effect of Resistance Training Programs With Equated Power on Older Adults' Functionality and Strength: A Randomized Controlled Trial

      Enrique Fraga Germade, Eduardo Carballeira Fernández, Eliseo Iglesias-Soler

      • Resumen

      págs. 153-163

      

    • Effect of Neuromuscular Fatigue on the Countermovement Jump Characteristics: Basketball-Related High-Intensity Exercises

      Nobuhisa Yoshida, W. Guy Hornsby, Christopher J. Sole, Kimitake Sato, Michael H. Stone

      • Resumen

      págs. 164-173

      

  • Research Notes

    • Effects of Repeated Jump Testing and Diurnal Changes on Subsequent Countermovement Jump and Squat Jump Output and Force-Time Characteristics

      Peter W. Harrison, Lachlan P. James, David G. Jenkins, Patrick M. Holmberg, Vincent G. Kelly

      • Resumen

      págs. 174-179

      

    • Differences in Approach and Avoidance Motivation Sensitivities Predicting Participation and Performance in Strength Sport

      Kurtis Cusimano, Paul Freeman, Jason J. Moran, Motonori Yamaguchi

      • Resumen

      págs. 180-184

      

  • Technical Reports

    • Validity and Reliability of Force-Time Characteristics Using a Portable Load Cell for the Isometric Midthigh Pull

      Andrew W. Pichardo, Jono Neville, Farhan Tinwala, John B. Cronin, Scott R. Brown

      • Resumen

      págs. 185-191

      

  • Brief Review

    • Simulated Soccer Game Protocols: A Systematic Review on Validated Protocols That Represent the Demands of the Game

      Pedro Brito, Julio A. Costa, Pedro Figueiredo, Joao Brito

      • Resumen

      págs. 192-205

      

    • Water-Based Exercise in Patients With Nonspecific Chronic Low-Back Pain: A Systematic Review With Meta-Analysis

      Carlos Babiloni López, Nicole B. Fritz, Rodrigo Ramírez Campillo, Juan Carlos Colado Sánchez

      • Resumen

      págs. 216-219