Familiarization and reliability of multiple sprint running performance indices.

abstract：:The purpose of this study was to determine the effects of varying intensities of exercise in normoxic and hypoxic environments on selected immune regulation and metabolic responses. Using a within-subjects design, subjects performed maximal tests on a cycle ergometer in both normoxic (PiO2 = 20.94%) and hypoxic (PiO2 ...

journal_title：Journal of strength and conditioning research

authors： Blegen M,Cheatham C,Caine-Bish N,Woolverton C,Marcinkiewicz J,Glickman E

更新日期：2008-09-01 00:00:00

abstract：:Dos'Santos, T, Lake, J, Jones, PA, and Comfort, P. Effect of low-pass filtering on isometric midthigh pull kinetics. J Strength Cond Res 32(4): 983-989, 2018-The purpose of this study was to investigate the effect of low-pass filtering on isometric midthigh pull (IMTP) kinetics, including body weight (BW), onset thres...

journal_title：Journal of strength and conditioning research

authors： DosʼSantos T,Lake J,Jones PA,Comfort P

更新日期：2018-04-01 00:00:00

abstract：:Longitudinal information requires the notion of repeated measurements throughout time. Such data is important because it allows the determination of the effectiveness of an intervention program. Research in competitive swimming has given special emphasis to energetics and biomechanics as determinant domains to improve...

journal_title：Journal of strength and conditioning research

authors： Costa MJ,Bragada JA,Marinho DA,Silva AJ,Barbosa TM

更新日期：2012-07-01 00:00:00

abstract：:In order to compare the cardiovascular and energy expenditure demands of "Super Slow" (SST) and traditional (TT) resistance training 7 resistance-trained young men (24.3 +/- 3.8 years) had energy expenditure (using indirect calorimetry) and heart rate evaluated during and for 15 minutes after a workout on separate day...

journal_title：Journal of strength and conditioning research

authors： Hunter GR,Seelhorst D,Snyder S

更新日期：2003-02-01 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：:The ability to complete high-intensity running is essential for soccer. The Yo-Yo Intermittent Recovery Test Level 2 (YYIRT2) can measure this capacity, but there is limited information regarding this assessment in collegiate female soccer players. This study investigated the YYIRT2 as a measure of high-intensity runn...

journal_title：Journal of strength and conditioning research

authors： Lockie RG,Jalilvand F,Moreno MR,Orjalo AJ,Risso FG,Nimphius S

更新日期：2017-10-01 00:00:00

abstract：:The Kansas squat test (KST) is a repetitive lifting test designed to measure relatively similar indices of lower-body power as the Wingate anaerobic test (WAnT). The purposes of this study were twofold: determine concurrent validity of the KST using the WAnT as the criterion measure and also demonstrate the KST as a p...

journal_title：Journal of strength and conditioning research

authors： Luebbers PE,Fry AC

更新日期：2015-10-01 00:00:00

abstract：:The purpose of this study was to determine the responses of testosterone and cortisol, with special reference to playing positions, playing time (PT), and phase of the season. We performed a follow-up study during 4 consecutive seasons to investigate the effects of PT, positional role, and phase of the season on anabo...

journal_title：Journal of strength and conditioning research

authors： Schelling X,Calleja-González J,Torres-Ronda L,Terrados N

更新日期：2015-02-01 00:00:00

abstract：:Kochanowicz, A, Niespodziński, B, Mieszkowski, J, Marina, M, Kochanowicz, K, and Zasada, M. Changes in the muscle activity of gymnasts during a handstand on various apparatus. J Strength Cond Res 33(6): 1609-1618, 2019-Gymnasts perform handstands on various apparatus, both in stable and unstable conditions. Such perfo...

journal_title：Journal of strength and conditioning research

authors： Kochanowicz A,Niespodziński B,Mieszkowski J,Marina M,Kochanowicz K,Zasada M

更新日期：2019-06-01 00:00:00

abstract：:Lamoureux, NR, Tomkinson, GR, Peterson, BJ, and Fitzgerald, JS. Relationship between skating economy and performance during a repeated-shift test in elite and subelite ice hockey players. J Strength Cond Res 32(4): 1109-1113, 2018-The purpose of this study was to determine the importance of skating economy to fatigue ...

journal_title：Journal of strength and conditioning research

authors： Lamoureux NR,Tomkinson GR,Peterson BJ,Fitzgerald JS

更新日期：2018-04-01 00:00:00

abstract：:The purpose of the present study was to assess the reliability and validity of fatigue measures, as derived from 4 separate formulae, during tests of repeat sprint ability. On separate days over a 3-week period, 2 groups of 7 recreationally active men completed 6 trials of 1 of 2 maximal (20 x 5 seconds) intermittent ...

journal_title：Journal of strength and conditioning research

authors： Glaister M,Stone MH,Stewart AM,Hughes M,Moir GL

更新日期：2004-08-01 00:00:00

abstract：:This study was undertaken to examine the role of interset stretching on the time course of acceleration portion AP and mean velocity profile during the concentric phase of 2 bench-press sets with a submaximal load (60% of the 1 repetition maximum). Twenty-five college students carried out, in 3 different days, 2 conse...

journal_title：Journal of strength and conditioning research

authors： García-López D,Izquierdo M,Rodríguez S,González-Calvo G,Sainz N,Abadía O,Herrero AJ

更新日期：2010-05-01 00:00:00

abstract：:Concurrent training (CT) seems to impair training-induced muscle hypertrophy. This study compared the effects of CT, strength training (ST) and interval training (IT) on the muscle fiber cross-sectional area (CSA) response, and on the expression of selected genes involved in the myostatin (MSTN) signaling mRNA levels....

journal_title：Journal of strength and conditioning research

authors： de Souza EO,Tricoli V,Aoki MS,Roschel H,Brum PC,Bacurau AV,Silva-Batista C,Wilson JM,Neves M Jr,Soares AG,Ugrinowitsch C

更新日期：2014-11-01 00:00:00

abstract：:Murtagh, CF, Brownlee, TE, O'Boyle, A, Morgans, R, Drust, B, and Erskine, RM. Importance of speed and power in elite youth soccer depends on maturation status. J Strength Cond Res 32(2): 297-303, 2018-Maturation status is a confounding factor when identifying talent in elite youth soccer players (ESP). By comparing pe...

journal_title：Journal of strength and conditioning research

authors： Murtagh CF,Brownlee TE,OʼBoyle A,Morgans R,Drust B,Erskine RM

更新日期：2018-02-01 00:00:00

abstract：:The purpose of this study was to investigate the effect of 4 different step detection thresholds (10, 15, 20, and 30% body mass [BM]) on the kinetics and kinematics of a youth population sprinting on a Woodway nonmotorized treadmill (NMT). A total of 16 male youth athletes sprinted 30 m from a split start position. Of...

journal_title：Journal of strength and conditioning research

authors： Cronin JB,Rumpf MC

更新日期：2014-10-01 00:00:00

abstract：:Walking is a physical activity able to maintain and improve aerobic fitness. This activity can easily be performed in all seasons both outdoors and indoors, but when it is performed in its natural environment, the use of specific equipment is required. In particular, it has been demonstrated that the use of trekking b...

journal_title：Journal of strength and conditioning research

authors： Fattorini L,Pittiglio G,Federico B,Pallicca A,Bernardi M,Rodio A

更新日期：2012-10-01 00:00:00

abstract：:This study investigated whether whole-body vibration (WBV) coupled with low-velocity exercise (EX) for 13 weeks retains muscle performance gains after 5 weeks of subsequent detraining compared with the results of an identical EX program without WBV. Thirty-two untrained healthy adults (22-49 years of age) were randoml...

journal_title：Journal of strength and conditioning research

authors： Osawa Y,Oguma Y

更新日期：2013-04-01 00:00:00

abstract：:The purpose of this study was to investigate the effect of a single and a double training workload with 3-kg medicine ball on the throwing speed in 2-handed overhead throwing movement. Second, what the effect of training with 3-kg medicine balls had on throwing speed with other ball weights. Forty high school students...

journal_title：Journal of strength and conditioning research

authors： van den Tillaar R,Marques MC

更新日期：2013-05-01 00:00:00

abstract：:Despite impressive numbers of hockey participants, there is little research examining elite female ice hockey players. Therefore, the purpose of this study was to describe the physical characteristics of elite female ice hockey players who were trying out for the 2010 US Women's Ice Hockey team. Twenty-three women par...

journal_title：Journal of strength and conditioning research

authors： Ransdell LB,Murray T

更新日期：2011-09-01 00:00:00

abstract：:Suarez, DG, Carroll, KM, Slaton, JA, Rochau, KG, Davis, MW, and Stone, MH. Utility of a shortened isometric midthigh pull protocol for assessing rapid force production in athletes. J Strength Cond Res XX(X): 000-000, 2020-The purpose of this investigation was to determine the magnitude of difference, reliability, and ...

journal_title：Journal of strength and conditioning research

authors： Suarez DG,Carroll KM,Slaton JA,Rochau KG,Davis MW,Stone MH

更新日期：2020-10-09 00:00:00

abstract：:Resistance training has previously been purported to be unsafe and ineffective in children. The purpose of this investigation was to evaluate resistance training-related injuries presenting to U.S. emergency rooms by age, type, and mechanism of injury. We hypothesized that older athletes would sustain greater percenta...

journal_title：Journal of strength and conditioning research

authors： Myer GD,Quatman CE,Khoury J,Wall EJ,Hewett TE

更新日期：2009-10-01 00:00:00

abstract：:Gerstner, GR, Giuliani, HK, Mota, JA, and Ryan, ED. Influence of muscle quality on the differences in strength from slow to fast velocities in career firefighters. J Strength Cond Res 32(10): 2982-2986, 2018-The purpose of this study was to examine the relationship between ultrasound-derived muscle quality and the %de...

journal_title：Journal of strength and conditioning research

authors： Gerstner GR,Giuliani HK,Mota JA,Ryan ED

更新日期：2018-10-01 00:00:00

abstract：:Post, BK, Dawes, JJ, and Lockie, RG. Relationships between tests of strength, power, and speed and the 75-yard pursuit run. J Strength Cond Res XX(X): 000-000, 2019-The 75-yard pursuit run (75 PR) was designed to simulate a foot pursuit for law enforcement officers (LEOs). Currently, there has been no analysis of cont...

journal_title：Journal of strength and conditioning research

authors： Post BK,Dawes JJ,Lockie RG

更新日期：2019-11-27 00:00:00

abstract：:Inflammatory response and neutrophil functions in players after a futsal match. J Strength Cond Res 26(9): 2507-2514, 2012-Futsal players suffer injuries resulting from muscle fatigue and contact or collision among players. Muscle lesions can be detected by measuring muscle lesion markers such as creatine kinase (CK) ...

journal_title：Journal of strength and conditioning research

authors： de Moura NR,Cury-Boaventura MF,Santos VC,Levada-Pires AC,Bortolon J,Fiamoncini J,Pithon-Curi TC,Curi R,Hatanaka E

更新日期：2012-09-01 00:00:00

abstract：:Gymnastics is a closed-skill sport, and the repeatability of a specific technique is accepted as a valuable indicator of a performer's level of expertise. The circle movement, defined as a gyrating movement in the horizontal plane, is a key component of all contemporary pommel horse exercises. The aims of this study w...

journal_title：Journal of strength and conditioning research

authors： Baudry L,Seifert L,Leroy D

更新日期：2008-03-01 00:00:00

abstract：:The use of RSA/RCOD index indicates the repeated change-of-direction (RCOD) performance relative to the repeated-sprint ability (RSA) and provides a standardized approach to prioritize training needs for RSA and RCOD. To compare the RSA/RCOD index among different age groups, RSA and RCOD were measured from 20 under-16...

journal_title：Journal of strength and conditioning research

authors： Wong del P,Hjelde GH,Cheng CF,Ngo JK

更新日期：2015-10-01 00:00:00

abstract：:Guilherme, JPLF, Semenova, EA, Borisov, OV, Kostryukova, ES, Vepkhvadze, TF, Lysenko, EA, Andryushchenko, ON, Andryushchenko, LB, Lednev, EM, Larin, AK, Bondareva, EA, Generozov, EV, and Ahmetov, II. The BDNF-increasing allele is associated with increased proportion of fast-twitch muscle fibers, handgrip strength, and...

journal_title：Journal of strength and conditioning research

authors： Guilherme JPLF,Semenova EA,Borisov OV,Kostryukova ES,Vepkhvadze TF,Lysenko EA,Andryushchenko ON,Andryushchenko LB,Lednev EM,Larin AK,Bondareva EA,Generozov EV,Ahmetov II

更新日期：2020-12-09 00:00:00

abstract：:Zelinski, S, Manvell, JJ, Manvell, N, Callister, R, and Snodgrass, SJ. Effect of match play on shoulder strength in amateur rugby union players. J Strength Cond Res XX(X): 000-000, 2019-The purpose of this study was to determine the effect of match play on shoulder internal rotation (IR) and external rotation (ER) str...

journal_title：Journal of strength and conditioning research

authors： Zelinski S,Manvell JJ,Manvell N,Callister R,Snodgrass SJ

更新日期：2019-12-05 00:00:00

abstract：:Fonseca Alves, DJ, Bartholomeu-Neto, J, Júnior, ER, Ribeiro Zarricueta, BS, Nóbrega, OT, and Córdova, C. Walking speed, risk factors, and cardiovascular events in older adults-systematic review. J Strength Cond Res 31(11): 3235-3244, 2017-It is important that new clinical measures can identify risk factors and predict...

journal_title：Journal of strength and conditioning research

authors： Fonseca Alves DJ,Bartholomeu-Neto J,Júnior ER,Ribeiro Zarricueta BS,Nóbrega OT,Córdova C

更新日期：2017-11-01 00:00:00

abstract：:Ouergui, I, Houcine, N, Marzouki, H, Davis, P, Franchini, E, Gmada, N, and Bouhlel, E. Physiological responses and time-motion analysis of small combat games in kickboxing: impact of ring size and number of within-round sparring partners. J Strength Cond Res 31(7): 1840-1846, 2017-The study aimed to investigate the ph...

journal_title：Journal of strength and conditioning research

authors： Ouergui I,Houcine N,Marzouki H,Davis P,Franchini E,Gmada N,Bouhlel E

更新日期：2017-07-01 00:00:00