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

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  Año 2021, Vol. 35, Número 10

  • Original Research

    • Differences in Muscle Activity and Kinetics Between the Goblet Squat and Landmine Squat in Men and Women

      Kyle S. Collins, Lukus A. Klawitter, Roman W. Waldera, Sean J. Mahoney, Bryan K. Christensen

      • Resumen

      págs. 2661-2668

      

    • Periodization of Plyometrics: Is There an Optimal Overload Principle?

      Maarten Lievens, Jan G. Bourgois, Jan Boone

      • Resumen

      págs. 2669-2676

      

    • Single-Joint Exercise Results in Higher Hypertrophy of Elbow Flexors Than Multijoint Exercise

      Pietro Mannarino, Thiago Torres da Matta, Jefferson Lima, Roberto Simão, Belmiro Freitas de Salles

      • Resumen

      págs. 2677-2681

      

    • The Effect of Hip Extension and Nordic Hamstring Exercise Protocols on Hamstring Strength: A Randomized Controlled Trial

      Enda F. Whyte, Brian Heneghan, Kevin Feely, Kieran A. Moran, Siobhan O'Connor

      • Resumen

      págs. 2682-2689

      

    • Effect of Plyometric Training and Biological Maturation on Jump and Change of Direction Ability in Female Youth

      Michael John Davies, Benjamin Drury, Rodrigo Ramírez Campillo, Helmi Chaabène, Jason J. Moran

      • Resumen

      págs. 2690-2697

      

    • Effects of a 4-Week Neuromuscular Training Program on Movement Competency During the Back-Squat Assessment in Pre- and Post-Peak Height Velocity Male Athletes

      Ian J. Dobbs, Jon L. Oliver, Megan A. Wong, Isabel S. Moore, Gregory D. Myer, Rhodri S. Lloyd

      • Resumen

      págs. 2698-2705

      

    • Is Ischemic Preconditioning Intervention Occlusion-Dependent to Enhance Resistance Exercise Performance?

      H.L.R. Souza, Rhai A. Arriel, Rodrigo Hohl, Gustavo R. da Mota, Moacir Marocolo Júnior

      • Resumen

      págs. 2706-2712

      

    • Influence of a Functional Core Stability Program on Trunk and Knee Joint Biomechanics in Female Athletes During Lateral Movements

      Guillaume Mornieux, Elma Weltin, Craig Friedman, Monika Pauls, Shad Forsythe, Albert Gollhofer

      • Resumen

      págs. 2713-2719

      

    • Cold Water Immersion Offers No Functional or Perceptual Benefit Compared to a Sham Intervention During a Resistance Training Program

      Laura E. Wilson, Lygeri Dimitriou, Frank A. Hills, Marcela Gondek, Alechia van Wyk, Vlad Turek, Taylor Rivkin, Alex Villiere, Paul T. Jarvis, Stuart C. Miller, Anthony N. Turner, Emma Cockburn

      • Resumen

      págs. 2720-2727

      

    • Effects of a 25-Week Periodized Training Macrocycle on Muscle Strength, Power, Muscle Architecture, and Performance in Well-Trained Track and Field Throwers

      Eleni Anousaki, Nikolaos Zaras, Angeliki-Nikoletta E. Stasinaki, Ioli Panidi, Gerasimos Terzis, Giorgos Karampatsos

      • Resumen

      págs. 2728-2736

      

    • Range of Motion Is Not Reduced in National-Level New Zealand Female Powerlifters

      Alyssa-Joy Spence, Eric R. Helms, Michael R. McGuigan

      • Resumen

      págs. 2737-2741

      

    • Vitamin D Awareness and Intake in Collegiate Athletes

      Bennett A. Leitch, Patrick B. Wilson, Kelsey E. Ufholz, James N. Roemmich, Joanna Orysiak, Tanis J. Walch, Sandra E. Short, John S. Fitzgerald

      • Resumen

      págs. 2742-2748

      

    • Predicting Soldier Task Performance From Physical Fitness Tests: Reliability and Construct Validity of a Soldier Task Test Battery

      Barry A. Spiering, Leila A. Walker, Kathleen Larcom, Peter N. Frykman, Stephen C. Allison, Marilyn A. Sharp

      • Resumen

      págs. 2749-2755

      

    • Relationship Between the 20-m Multistage Fitness Test and 2.4-km Run in Law Enforcement Recruits

      Robert G. Lockie, J. Jay Dawes, Matthew R. Moreno, Karly A. Cesario, Katherine Balfany, Michael Stierli, Joseph M. Dulla, Robin M. Orr

      • Resumen

      págs. 2756-2761

      

    • Descriptive and Kinetic Analysis of Two Different Vertical Jump Tests Among Youth and Adolescent Male Basketball Athletes Using a Supervised Machine Learning Approach

      Javair Gillett, John K De Witt, Cody A. Stahl, Daniel Martinez, J. Jay Dawes

      • Resumen

      págs. 2762-2768

      

    • Effects of Adding Vertical or Horizontal Force-Vector Exercises to In-season General Strength Training on Jumping and Sprinting Performance of Youth Football Players

      Eduardo Abade, Nuno Silva, Ricardo Miguel Gonçalves Ferreira, Jorge Baptista, Bruno Gonçalves, Sofía Osório, João L. Viana

      • Resumen

      págs. 2769-2774

      

    • The Impact of Environmental Conditions on Player Loads During Preseason Training Sessions in Women's Soccer Athletes

      Alexis B. Austin, Sean M. Collins, Robert A. Huggins, Brittany A. Smith, Thomas G. Bowman

      • Resumen

      págs. 2775-2782

      

    • Effects of an 8-Week Pre-seasonal Training on the Aerobic Fitness of Professional Soccer Players

      Marcos A. Michaelides, Koulla M. Parpa, Zacharia I. Anthos

      • Resumen

      págs. 2783-2789

      

    • Functional Threshold Power Is Not Equivalent to Lactate Parameters in Trained Cyclists

      Owen Jeffries, Richard Simmons, Stephen D. Patterson, Mark Waldron

      • Resumen

      págs. 2790-2794

      

    • Analysis of Playing Area Dimensions in Spanish Professional Soccer: Extrapolation to the Design of Small-Sided Games With Tactical Applications

      Oscar Caro Muñoz, Asier Zubillaga Zubiaga, Juan Luis Fradua Uriondo, Francisco Javier Fernández Navarro

      • Resumen

      págs. 2795-2801

      

    • Influence of Well-Being Indices and Recovery State on the Technical and Physiological Aspects of Play During Small-Sided Games

      Okba Selmi, Bruno Gonçalves, Ibrahim Ouergui, Danielle E. Levitt, Jaime E. Sampaio, Anissa Bouassida

      • Resumen

      págs. 2802-2809

      

    • Comparative Effects of Game Profile-Based Training and Small-Sided Games on Physical Performance of Elite Young Soccer Players

      Antonio Dello Iacono, Marco Beato, Viswanath B. Unnithan

      • Resumen

      págs. 2810-2817

      

    • Peak Movement and Technical Demands of Professional Australian Football Competition

      Rich D. Johnston, Nick B. Murray, Damien J. Austin, Grant M. Duthie

      • Resumen

      págs. 2818-2823

      

    • Internal Physiological Load Measured Using Training Impulse in Varsity Men's and Women's Ice Hockey Players Between Game Periods

      Jessica L. Bigg, Alexander S.D Gamble, Lawrence L. Spriet

      • Resumen

      págs. 2824-2832

      

    • Effect of Ballistic Potentiation Protocols on Elite Sprint Swimming: Optimizing Performance

      Daniel P. Waddingham, Alison Millyard, Stephen D. Patterson, Jessica Amie Hill

      • Resumen

      págs. 2833-2838

      

    • The Influence of Upper- and Lower-Body Maximum Strength on Swim Block Start, Turn, and Overall Swim Performance in Sprint Swimming

      Michael Keiner, Klaus Wirth, Stefan Fuhrmann, Matz Kunz, Hagen Hartmann, G. Gregory Haff

      • Resumen

      págs. 2839-2845

      

    • Internal Load From Hard Training Sessions Is Related to Changes in Performance After a 10-Week Training Period in Adolescent Swimmers

      Rasmus Pind, Evelin Maestu, Priit Purge, Janno Jurgenson, Mati Arend, Jarek Mäestu

      • Resumen

      págs. 2846-2852

      

    • Relationships Between Midthigh Pull Force Development and 200-m Race Performance in Highly Trained Kayakers

      Craig W. Pickett, Kazunori Nosaka, James Zois, Anthony J. Blazevich

      • Resumen

      págs. 2853-2861

      

    • Effects of Group Running on the Training Intensity Distribution of Collegiate Cross-Country Runners

      John W. Farrell, Ann Dunn, Greg S. Cantrell, David J. Lantis, Daniel J. Larson, Rebecca D. Larson

      • Resumen

      págs. 2862-2869

      

    • Effects of Maturation on Physical Fitness Adaptations to Plyometric Jump Training in Youth Females

      Claudio Romero, Rodrigo Ramírez Campillo, Cristian Álvarez-Lepín, Jason J. Moran, Maamer Slimani, Javier González Rivera, Winfried Banzer

      • Resumen

      págs. 2870-2877