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Alejandro Pérez-Castilla, Antonio Piepoli, Gabriel Garrido-Blanca, Gabriel Delgado-García, Carlos Balsalobre-Fernández and Amador García-Ramos

. doi:10.1519/SSC.0b013e3181eb341b 10.1519/SSC.0b013e3181eb341b 3. García-Ramos A , Pérez-Castilla A , Martín F . Reliability and concurrent validity of the Velowin optoelectronic system to measure movement velocity during the free-weight back squat . Int J Sports Sci Coach . 2018 ; 13 ( 5

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Jacob A. Goldsmith, Cameron Trepeck, Jessica L. Halle, Kristin M. Mendez, Alex Klemp, Daniel M. Cooke, Michael H. Haischer, Ryan K. Byrnes, Robert F. Zoeller, Michael Whitehurst and Michael C. Zourdos

Design This study compared average concentric velocity (ACV) and peak concentric velocity (PCV) during the back squat as measured by the OBS (Squats & Science Labs LLC, Seattle, WA) and TWAS (TENDO Sports Machines, Trencin, Slovak Republic) versus the OC3D (Northern Digital Inc, Ontario, Canada). On 1

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Ty B. Palmer, Jose G. Pineda and Rachel M. Durham

, or hip joints. All participants reported being consistently engaged in a structured weight training program that involved lower body resistance training (which included the back squat exercise) 1–8 hours per week for a minimum of at least 6 months prior to the study. This study was approved by the

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Scott W. Cheatham, Kyle R. Stull, Mike Fantigrassi and Ian Montel

muscle fatigue and tightness  Hooper et al 32 Clinical trial Induced lower-extremity muscle fatigue N = 25 (12 men and 13 women) Barbell back squat Peak joint angle of the hip and knee Subjects underwent a barbell back squat fatigue protocol (55 repetitions). Over the course of testing, a significant

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Kristof Kipp, John Krzyszkowski and Daniel Kant-Hull

% 1 × 85% 2 × 80% 4 × 60% 4 × 60% 4 × 60% 1 × 80% 1 × 85% 1 × 85% Back squat  Set 1 2 × 70% 2 × 75% 2 × 80% 2 × 80% 1 × 70% 1 × 75% 1 × 85% 4 × 20% 4 × 20% 4 × 20% 4 × 20% 2 × 70% 2 × 75% 2 × 80% 2 × 80%  Set 2 2 × 75% 2 × 80% 2 × 85% 1 × 85% 1 × 75% 1 × 80% 1 × 90% 4 × 22% 4 × 22% 4 × 25% 4 × 25% 2

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Hayden J. Pritchard, Matthew J. Barnes, Robin J. Stewart, Justin W. Keogh and Michael R. McGuigan

85% 3 4 87.5% 1 Back squat 6 4 75% 6 4 77.5% 4 4 80% 4 4 82.5% 1 Military press 6 4 75% 6 4 77.5% 4 4 80% 4 4 82.5% 1 Barbell row 10 3 70% 10 3 72.5% 8 4 75% 8 4 77.5% 2 Deadlift 4 3 80% 4 3 82.5% 3 4 85% 3 4 87.5% 2 Close-grip bench press 6 4 75% 6 4 77.5% 4 4 80% 4 4 82.5% 2 Deficit deadlift 6 4 75

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Manuel Terraza-Rebollo and Ernest Baiget

, and speed activities, several studies have implemented heavy-load resistance exercises (HLRE) as a conditioning activity, such as the back squat and bench press (BP), 5 , 6 , 10 , 11 followed by an explosive exercise, known as complex training (CT). 12 To our knowledge, the PAP effect in tennis

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Jorg Teichmann, Edin K. Suwarganda, C. Martyn Beaven, Kim Hébert-Losier, Jin Wei Lee, Florencio Tenllado Vallejo, Philip Chun Foong Lew, Ramlan Abdul Aziz, Yeo Wee Kian and Dietmar Schmidtbleicher

impact force; a time-to-stability balance test; and leg strength (one-repetition maximum back squat). A minimum of 5 min rest were provided between each test. The following day a 20-m running sprint and 20-m repeated running sprint was assessed with at least 10 min rest between the tests. Countermovement

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Bill I. Campbell, Danielle Aguilar, Laurin Conlin, Andres Vargas, Brad Jon Schoenfeld, Amey Corson, Chris Gai, Shiva Best, Elfego Galvan and Kaylee Couvillion

, and body fat percentage). Secondary DVs included maximal strength (back squat and deadlift) and resting metabolic rate (RMR). Participants Healthy, young, aspiring female physique athletes volunteered to participate in the study. To qualify, all participants were required to have resistance trained

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Juan A. Escobar Álvarez, Juan P. Fuentes García, Filipe A. Da Conceição and Pedro Jiménez-Reyes

strength training programs designed for the LFD subgroup mainly consisted of leg presses, dead lifts, squat jumps, back squats, CMJs, and single-leg CMJs, while the HFD subgroup performed leg presses, squat jumps, single-leg CMJs, back squats, CMJs, and single-leg squat jumps. Details for the percentages