Reliability and validity of a novel intermittent peak running speed test for Australian football.

abstract：:The purpose of this study was to analyze the acute effect of static stretching on the performance of multiple sets in the bench press (BP) exercise. Fifteen men (26.2 ± 0.7 years, 72.4 ± 1.3 kg, 1.78 ± 0.1 m, 22.8 ± 0.3 kg·m) performed 4 sets of the BP exercise at 80% of 1 repetition maximum until concentric failure, ...

journal_title：Journal of strength and conditioning research

authors： Ribeiro AS,Romanzini M,Dias DF,Ohara D,da Silva DR,Achour A Jr,Avelar A,Cyrino ES

更新日期：2014-04-01 00:00:00

abstract：:This study investigated the changes in anthropometry and performance, and their interrelationships, across 3 consecutive seasons (under-15 to under-17 age groups) in elite youth rugby league players. Each player participated in annual anthropometrical and performance assessments, comprising measurements of stature; bo...

journal_title：Journal of strength and conditioning research

authors： Waldron M,Worsfold P,Twist C,Lamb K

更新日期：2014-11-01 00:00:00

abstract：:The purpose of the present study was to compare the changes in muscle strength in nontrained young males performing resistance training under different supervision ratios. One hundred twenty-four young men were randomly assigned to groups trained under a high (HS, 1:5 coach to athlete ratio) or low (LS, 1:25) supervis...

journal_title：Journal of strength and conditioning research

authors： Gentil P,Bottaro M

更新日期：2010-03-01 00:00:00

abstract：:Glassbrook, DJ, Helms, ER, Brown, SR, and Storey, AG. A review of the biomechanical differences between the high-bar and low-bar back-squat. J Strength Cond Res 31(9): 2618-2634, 2017-The back-squat is a common exercise in strength and conditioning for a variety of sports. It is widely regarded as a fundamental moveme...

journal_title：Journal of strength and conditioning research

authors： Glassbrook DJ,Helms ER,Brown SR,Storey AG

更新日期：2017-09-01 00:00:00

abstract：:This study surveyed 28 athletes competing at a regional mixed martial arts (MMA) event. The survey attempted to gather information regarding overall training volume, supplement use, and specific exercises used. The survey return rate was 100% (28/28). Twenty-five out of the 28 athletes supplemented their training with...

journal_title：Journal of strength and conditioning research

authors： Amtmann JA

更新日期：2004-02-01 00:00:00

abstract：:The purpose of this study was to set up a protocol of intermittent exercise to train young basketball players. Twenty-one players were asked to complete (a) an incremental test to determine maximal oxygen uptake (VO2max), the speed at the ventilatory threshold (vthr) and the energy cost of "linear" running (Cr) and (b...

journal_title：Journal of strength and conditioning research

authors： Zadro I,Sepulcri L,Lazzer S,Fregolent R,Zamparo P

更新日期：2011-06-01 00:00:00

abstract：:The aim of this study was to assess the bone status of dancers using calcaneal quantitative ultrasound (QUS). Twenty-four male and 26 female dancers (aged 19-36 years) and 100 age- and sex-matched nonathletic controls were included in this study. QUS parameters (broadband ultrasound attenuation [BUA], speed of sound [...

journal_title：Journal of strength and conditioning research

authors： Oral A,Tarakçi D,Dişçi R

更新日期：2006-08-01 00:00:00

abstract：:Lateral shuffle and side cut (SSC) movements are defensive basketball movements where movement speed is critical to performance. The purpose of this study was to compare SSC data obtained using timing lights with motion capture system data and to determine the most appropriate method for measuring SSC performance. Shu...

journal_title：Journal of strength and conditioning research

authors： Whitting JW,de Melker Worms JL,Maurer C,Nigg SR,Nigg BM

更新日期：2013-11-01 00:00:00

abstract：:The aim of our research was primarily to compare the conditional abilities of European countries' Fédération Internationale de Football Association (FIFA) referees with those of Hungarian national and county referees and, secondly, to investigate whether the stop tests of FIFA and the Union of European Football Associ...

journal_title：Journal of strength and conditioning research

authors： Bartha C,Petridis L,Hamar P,Puhl S,Castagna C

更新日期：2009-01-01 00:00:00

abstract：:Throwing carries an inherent risk of injury that worsens in the presence of arm fatigue. The purpose of this study was to identify markers that could facilitate the early detection of this type of fatigue, by comparing the response to bouts of throwing-specific and running-based exercise. Thirteen elite junior male ba...

journal_title：Journal of strength and conditioning research

authors： Freeston J,Adams R,Ferdinands RE,Rooney K

更新日期：2014-08-01 00:00:00

abstract：:The purpose of the study was to examine the potential for using the mechanomyographic (MMG) signal as a biofeedback method to enhance muscular relaxation and to improve performance during forearm flexion repetitions to fatigue. Twelve adult (mean +/- SD; age: 22.0 +/- 1.1 years) moderately trained subjects (weight: 82...

journal_title：Journal of strength and conditioning research

authors： Evetovich TK,Conley DS,Todd JB,Rogers DC,Stone TL

更新日期：2007-02-01 00:00:00

abstract：:Young, WB and Murray, MP. Reliability of a field test of defending and attacking agility in Australian football and relationships to reactive strength. J Strength Cond Res 31(2): 509-516, 2017-Defending and attacking agility tests for Australian football do not exist, and it is unknown whether any physical qualities c...

journal_title：Journal of strength and conditioning research

authors： Young WB,Murray MP

更新日期：2017-02-01 00:00:00

abstract：:Schwanbeck, SR, Cornish, SM, Barss, T, and Chilibeck, PD. Effects of training with free weights versus machines on muscle mass, strength, free testosterone, and free cortisol levels. J Strength Cond Res 34(7): 1851-1859, 2020-Free weights offer a more unstable training environment, which enhances muscle recruitment, w...

journal_title：Journal of strength and conditioning research

authors： Schwanbeck SR,Cornish SM,Barss T,Chilibeck PD

更新日期：2020-07-01 00:00:00

abstract：:Lower body positive pressure (LBPP) or antigravity treadmills are becoming increasingly popular in sports and rehabilitation settings. Running at a decreased body weight (BW) reduces metabolic cost, which can be offset by running at faster speeds. To date, however, little is known about how much faster someone must ru...

journal_title：Journal of strength and conditioning research

authors： Kline JR,Raab S,Coast JR,Bounds RG,McNeill DK,de Heer HD

更新日期：2015-03-01 00:00:00

abstract：:In addition to aerobic endurance and anaerobic capacity, high power-to-weight ratio (PWR) is important for cycling performance. Cyclists often try to lose weight before race season to improve body composition and optimize PWR. Research has demonstrated body fat-reducing benefits of exercise after fasting overnight. We...

journal_title：Journal of strength and conditioning research

authors： Ferguson LM,Rossi KA,Ward E,Jadwin E,Miller TA,Miller WC

更新日期：2009-03-01 00:00:00

abstract：:The objective of this investigation was to determine whether short-term heavy resistance training (RT) in healthy older men could eliminate deficits in muscle mass and strength (ST) compared with healthy younger men. Seventeen older men (60-71 yr) performed supervised RT for 22 weeks. Before and after RT, measurements...

journal_title：Journal of strength and conditioning research

authors： Candow DG,Chilibeck PD,Abeysekara S,Zello GA

更新日期：2011-02-01 00:00:00

abstract：:Elastic bands added to traditional free-weight techniques have become a part of suggested training routines in recent years. Because of the variable loading patterns of elastic bands (i.e., greater stretch produces greater resistance), it is necessary to quantify the exact loading patterns of bands to identify the vol...

journal_title：Journal of strength and conditioning research

authors： Shoepe TC,Ramirez DA,Almstedt HC

更新日期：2010-01-01 00:00:00

abstract：:Tapsell, LC, Binnie, MJ, Lay, BS, Dawson, BT, and Goods, PSR. Validity and reliability of a field hockey-specific dribbling speed test. J Strength Cond Res XX(X): 000-000, 2020-The present study aimed to design a valid and reliable test for field hockey players that concurrently assesses the skill of dribbling and spo...

journal_title：Journal of strength and conditioning research

authors： Tapsell LC,Binnie MJ,Lay BS,Dawson BT,Goods PSR

更新日期：2020-08-06 00:00:00

abstract：:The aim of this study is to evaluate sprinting ability, density of acceleration, and speed dribbling ability of professional soccer players with respect to their positions.A total of 243 professional soccer players were examined. These soccer players are playing in different leagues of Turkey. The F-MARC test battery,...

journal_title：Journal of strength and conditioning research

authors： Taskin H

更新日期：2008-09-01 00:00:00

abstract：:Among judo athletes, strong grip strength is crucial for performing offensive and defensive maneuvers that rely predominantly on forearm maximal strength (FMS). The study aims were to evaluate changes in total-body water (TBW) and its compartments (extracellular water [ECW] and intracellular water [ICW]) and their rel...

journal_title：Journal of strength and conditioning research

authors： Silva AM,Fields DA,Heymsfield SB,Sardinha LB

更新日期：2011-09-01 00:00:00

abstract：:Lasevicius, T, Schoenfeld, BJ, Silva-Batista, C, Barros, TdS, Aihara, AY, Brendon, H, Longo, AR, Tricoli, V, Peres, BdA, and Teixeira, EL. Muscle failure promotes greater muscle hypertrophy in low-load but not in high-load resistance training. J Strength Cond Res XX(X): 000-000, 2019-The purpose of this study was to i...

journal_title：Journal of strength and conditioning research

authors： Lasevicius T,Schoenfeld BJ,Silva-Batista C,Barros TS,Aihara AY,Brendon H,Longo AR,Tricoli V,Peres BA,Teixeira EL

更新日期：2019-12-27 00:00:00

abstract：:Beato, M, Madruga-Parera, M, Piqueras-Sanchiz, F, Moreno-Pérez, V, and Romero-Rodriguez, D. Acute effect of eccentric overload exercises on change of direction performance and lower-limb muscle contractile function. J Strength Cond Res XX(X): 000-000, 2019-This study aimed to evaluate the postactivation potentiation (...

journal_title：Journal of strength and conditioning research

authors： Beato M,Madruga-Parera M,Piqueras-Sanchiz F,Moreno-Pérez V,Romero-Rodriguez D

更新日期：2019-09-02 00:00:00

abstract：:The aim of this study was to investigate the current practice of complex training using a lower body combination of exercises. It was hypothesized that a bout of heavy resistance exercise (HRE), as typically used in complex training, would lead to enhanced performance (in the form of counter-movement [CMJ] and drop [D...

journal_title：Journal of strength and conditioning research

authors： Jones P,Lees A

更新日期：2003-11-01 00:00:00

abstract：:The aim of this study was to compare the effects of acute vibration-enhanced static stretching and/or static stretching alone on the strength and flexibility of the hamstrings and quadriceps muscles. Twenty-one male footballers participated in this study (21.9 ± 1.8 years; 75.54 ± 7.3 kg; 178.7 ± 6.5 cm). The experime...

journal_title：Journal of strength and conditioning research

authors： Jemni M,Mkaouer B,Marina M,Asllani A,Sands WA

更新日期：2014-11-01 00:00:00

abstract：:The aim of the present study was to assess the acute effects of small changes in bicycle saddle height on gross efficiency (GE) and lower-limb kinematics. Well-trained cyclists (n = 14) performed a submaximal pedaling test (~70-75% of the v[Combining Dot Above]O2max) at constant cadence (90 rpm). It consisted of 3 ran...

journal_title：Journal of strength and conditioning research

authors： Ferrer-Roca V,Bescós R,Roig A,Galilea P,Valero O,García-López J

更新日期：2014-03-01 00:00:00

abstract：:Implementing objective methods to assess physical performance has become an invaluable component of athlete or player development, monitoring, and talent identification in distinct sports. Many sports depend heavily upon muscular strength, muscle power output, and sprint performance, especially at competition level. T...

journal_title：Journal of strength and conditioning research

authors： Marques MC,Izquierdo M

更新日期：2014-08-01 00:00:00

abstract：:Scanlan, AT, Wen, N, Pyne, DB, Stojanović, E, Milanović, Z, Conte, D, Vaquera, A, and Dalbo, VJ. Power-related determinants of Modified Agility T-test performance in male adolescent basketball players. J Strength Cond Res XX(X): 000-000, 2019-Although the Modified Agility T-test (MAT) has been advocated for assessing ...

journal_title：Journal of strength and conditioning research

authors： Scanlan AT,Wen N,Pyne DB,Stojanović E,Milanović Z,Conte D,Vaquera A,Dalbo VJ

更新日期：2019-03-18 00:00:00

abstract：:Gago, P, Zoellner, A, Cezar, J, and Ekblom, MM. Post activation potentiation and concentric contraction performance: effects on rate of torque development, neuromuscular efficiency and tensile properties. J Strength Cond Res 34(6): 1600-1608, 2020-This study investigated how a 6-second maximal voluntary isometric cont...

journal_title：Journal of strength and conditioning research

authors： Gago P,Zoellner A,Cézar Lima da Silva J,Ekblom MM

更新日期：2020-06-01 00:00:00

abstract：:The purpose of this study was to evaluate the contribution of the 3 main energy pathways during a 30-second elliptical all-out test (EAT) compared with the Wingate all-out test (WAT). Participants were 12 male team sport players (age, 20.3 ± 1.8 years; body mass, 74.8 ± 12.4 kg; height, 176.0 ± 9.10 cm; body fat, 12.1...

journal_title：Journal of strength and conditioning research

authors： Ozkaya O,Colakoglu M,Kuzucu EO,Delextrat A

更新日期：2014-03-01 00:00:00

abstract：:Wilke, CF, Ramos, GP, Pacheco, DAS, Santos, WHM, Diniz, MSL, Gonçalves, GGP, Marins, JCB, Wanner, SP, and Silami-Garcia, E. Metabolic demand and internal training load in technical-tactical training sessions of professional futsal players. J Strength Cond Res 30(8): 2330-2340, 2016-The aim of the study was to characte...

journal_title：Journal of strength and conditioning research

authors： Wilke CF,Ramos GP,Pacheco DA,Santos WH,Diniz MS,Gonçalves GG,Marins JC,Wanner SP,Silami-Garcia E

更新日期：2016-08-01 00:00:00