Effect of circuit training on the sprint-agility and anaerobic endurance.

abstract：:The purpose of this study was to compare the effect of a dynamic warm up (DWU) with a static-stretching warm up (SWU) on selected measures of power and agility. Thirty cadets at the United States Military Academy completed the study (14 women and 16 men, ages 18-24 years). On 3 consecutive days, subjects performed 1 o...

journal_title：Journal of strength and conditioning research

authors： McMillian DJ,Moore JH,Hatler BS,Taylor DC

更新日期：2006-08-01 00:00:00

abstract：:Emmonds, S, Sawczuk, T, Scantlebury, S, Till, K, and Jones, B. Seasonal changes in the physical performance of elite youth female soccer players. J Strength Cond Res 34(9): 2636-2643, 2020-This study investigated the seasonal change in physical performance of 113 (Under 10: U10 [n = 20], U12 [n = 30], U14 [n = 31], an...

journal_title：Journal of strength and conditioning research

authors： Emmonds S,Sawczuk T,Scantlebury S,Till K,Jones B

更新日期：2020-09-01 00:00:00

abstract：:Twelve female division I collegiate volleyball players were recruited to examine the reliability of several methods for calculating the rate of force development (RFD) during the isometric midthigh clean pull. All subjects were familiarized with the isometric midthigh clean pull and participated in regular strength tr...

journal_title：Journal of strength and conditioning research

authors： Haff GG,Ruben RP,Lider J,Twine C,Cormie P

更新日期：2015-02-01 00:00:00

abstract：:This study evaluated the influence of cadence on the Young Men's Christian Association (YMCA) bench press test for predicting 1 repetition maximum (1RM) bench press test performance. Fifty-eight medical students (37 men, 21 women) were evaluated for anthropometric variables (age, height, weight, fat-free mass, and per...

journal_title：Journal of strength and conditioning research

authors： Kim PS,Mayhew JL,Peterson DF

更新日期：2002-08-01 00:00:00

abstract：:Folk, AL, Garcia, CA, Whitney, SH, and Kovacs, SJ. Relationship between strength and conditioning assessments and rowing performance in female collegiate athletes. J Strength Cond Res XX(X): 000-000, 2020-The purpose of this study was to examine the relationship between strength and conditioning variables and rowing p...

journal_title：Journal of strength and conditioning research

authors： Folk AL,Garcia CA,Whitney SH,Kovacs SJ

更新日期：2020-06-24 00:00:00

abstract：:Squatting is a common strength training exercise used for rehabilitation, fitness training, and in preparation for competition. Knowledge about the loading and the motion of the back during the squat exercise is crucial to avoid overuse or injury. The aim of this study was the measurement and comparison of the kinemat...

journal_title：Journal of strength and conditioning research

authors： List R,Gülay T,Stoop M,Lorenzetti S

更新日期：2013-06-01 00:00:00

abstract：:The purpose of this experiment was to examine the effects of concurrent endurance and explosive strength training on electromyography (EMG) and force production of leg extensors, sport-specific rapid force production, aerobic capacity, and work economy in cross-country skiers. Nineteen male cross-country skiers were a...

journal_title：Journal of strength and conditioning research

authors： Mikkola JS,Rusko HK,Nummela AT,Paavolainen LM,Häkkinen K

更新日期：2007-05-01 00:00:00

abstract：:This study was conducted with the following aims: (a) to describe the effect of playing position on anthropometrics and throwing velocity in elite female water polo players and (b) to observe any relationships between anthropometric parameters and throwing velocity. To achieve these aims, we analyzed a total of 46 fem...

journal_title：Journal of strength and conditioning research

authors： Martínez JG,Vila MH,Ferragut C,Noguera MM,Abraldes JA,Rodríguez N,Freeston J,Alcaraz PE

更新日期：2015-02-01 00:00:00

abstract：:Moeskops, S, Oliver, JL, Read, PJ, Cronin, JB, Myer, GD, Haff, GG, and Lloyd, RS. Within- and between-session reliability of the isometric midthigh pull in young female athletes. J Strength Cond Res 32(7): 1892-1901, 2018-To investigate the within- and between-session reliability of the isometric midthigh pull (IMTP) ...

journal_title：Journal of strength and conditioning research

authors： Moeskops S,Oliver JL,Read PJ,Cronin JB,Myer GD,Haff GG,Lloyd RS

更新日期：2018-07-01 00:00:00

abstract：:Ultrarunners participate in running events that exceed the 26.2-mile marathon distance (e.g., 50k, 50-100 miles). Very little research exists on ultrarunners, especially women. This study is a descriptive study detailing the motivation, goal orientation, demographic characteristics (e.g., age, job demands, family stru...

journal_title：Journal of strength and conditioning research

authors： Krouse RZ,Ransdell LB,Lucas SM,Pritchard ME

更新日期：2011-10-01 00:00:00

abstract：:Weightlifting technique can be objectively assessed from two-dimensional video recordings. Despite its importance, participants' bar trajectories in research involving the snatch or clean exercises are often not reported, potentially due to the time required to digitize video. The purpose of this investigation was to ...

journal_title：Journal of strength and conditioning research

authors： Dæhlin TE,Krosshaug T,Chiu LZF

更新日期：2017-06-01 00:00:00

abstract：:The factor structure and internal consistency of the Functional Movement Screen (FMS) have not been examined in a general healthcare population. Replicating the factor structure of the FMS is important because it illustrates the interdependence between each of the subtests, enabling the strength and conditioning profe...

journal_title：Journal of strength and conditioning research

authors： Koehle MS,Saffer BY,Sinnen NM,MacInnis MJ

更新日期：2016-02-01 00:00:00

abstract：:An observed relationship between soccer match duration and injury has led to research examining the changes in lower extremity mechanics and performance with fatiguing exercise. Because many fatigue protocols are designed to result in substantial muscular deficits, they may not reflect the fatigue associated with spor...

journal_title：Journal of strength and conditioning research

authors： Cone JR,Berry NT,Goldfarb AH,Henson RA,Schmitz RJ,Wideman L,Shultz SJ

更新日期：2012-08-01 00:00:00

abstract：:Bogdanis, GC, Tsoukos, A, Kaloheri, O, Terzis, G, Veligekas, P, and Brown, LE. Comparison between unilateral and bilateral plyometric training on single- and double-leg jumping performance and strength. J Strength Cond Res 33(3): 633-640, 2019-This study compared the effects of unilateral and bilateral plyometric trai...

journal_title：Journal of strength and conditioning research

authors： Bogdanis GC,Tsoukos A,Kaloheri O,Terzis G,Veligekas P,Brown LE

更新日期：2019-03-01 00:00:00

abstract：:Jastrzębska, M, Kaczmarczyk, M, and Jastrzębski, Z. Effect of vitamin D supplementation on training adaptation in well-trained soccer players. J Strength Cond Res 30(9): 2648-2655, 2016-There is growing body of evidence implying that vitamin D may be associated with athletic performance, however, studies examining the...

journal_title：Journal of strength and conditioning research

authors： Jastrzębska M,Kaczmarczyk M,Jastrzębski Z

更新日期：2016-09-01 00:00:00

abstract：:The purpose of this study was to investigate the force-velocity response of the neuromuscular system to a variety of concentric only, stretch-shorten cycle, and ballistic bench press movements. Twenty-seven men of an athletic background (21.9 +/- 3.1 years, 89.0 +/- 12.5 kg, 86.3 +/- 13.6 kg 1 repetition maximum [1RM]...

journal_title：Journal of strength and conditioning research

authors： Cronin JB,McNair PJ,Marshall RN

更新日期：2003-02-01 00:00:00

abstract：:The purpose of this study was to measure and analyze kinematic differences between competitive collegiate (CLG, n = 9) powerlifters, competitive high school (HS, n = 9) powerlifters, and novice (NV, n = 11) powerlifters during a maximal squat to determine the effect of skill level on performance. All powerlifters perf...

journal_title：Journal of strength and conditioning research

authors： Miletello WM,Beam JR,Cooper ZC

更新日期：2009-08-01 00:00:00

abstract：:Ventilatory threshold (VT) has been used to measure physiological occurrences in athletes through models via gas analysis with limited accuracy. The purpose of this study is to establish a mathematical model to more accurately detect the ventilatory threshold using the ventilatory equivalent of carbon dioxide (VE/VCO2...

journal_title：Journal of strength and conditioning research

authors： Gregg JS,Wyatt FB,Kilgore JL

更新日期：2010-09-01 00:00:00

abstract：:This investigation evaluated the effects of a nutritional supplement (the organic osmolyte betaine) in rehydration solutions, with and without carbohydrate and electrolytes. Ten male runners ((mean +/- SD) age, 20 +/- 2 years; weight, 70.6 +/- 6.8 kg; maximal aerobic power, 63.5 +/- 4.1 mL O2 x kg(-1) x min(-1)) dehyd...

journal_title：Journal of strength and conditioning research

authors： Armstrong LE,Casa DJ,Roti MW,Lee EC,Craig SA,Sutherland JW,Fiala KA,Maresh CM

更新日期：2008-05-01 00:00:00

abstract：:This study investigated the effects of a 6-week combined electromyostimulation (EMS) and gymnastic training program on muscle strength and vertical jump performance of prepubertal gymnasts. Sixteen young women gymnasts (age 12.4 ± 1.2 yrs) participated in this study, with 8 in the EMS group and the remaining 8 as cont...

journal_title：Journal of strength and conditioning research

authors： Deley G,Cometti C,Fatnassi A,Paizis C,Babault N

更新日期：2011-02-01 00:00:00

abstract：:Fitzpatrick, JF, Hicks, KM, Russell, M, and Hayes, PR. The reliability of potential fatigue-monitoring measures in elite youth soccer players. J Strength Cond Res XX(X): 000-000, 2019-Monitoring fatigue is of vital importance to practitioners; however, logistics and concerns about reliability may impede the use of cer...

journal_title：Journal of strength and conditioning research

authors： Fitzpatrick JF,Hicks KM,Russell M,Hayes PR

更新日期：2019-09-06 00:00:00

abstract：:Recently, individualized frequency (I-Freq) has been introduced with the notion that athletes may elicit a greater reflex response at differing levels (Hz) of vibration. The aim of the study was to evaluate acute whole-body vibration as a feasible intervention to increase power in trained cyclists and evaluate the eff...

journal_title：Journal of strength and conditioning research

authors： Surowiec RK,Wang H,Nagelkirk PR,Frame JW,Dickin DC

更新日期：2014-07-01 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：:The aim of this study was to investigate whether supplementing regular preseason futsal training with weekly sessions of repeated sprints (RS) training would have positive effects on repeated sprint ability (RSA) and field test performance. Thirteen players from a professional futsal team (22.6 ± 6.7 years, 72.8 ± 8.7...

journal_title：Journal of strength and conditioning research

authors： Soares-Caldeira LF,de Souza EA,de Freitas VH,de Moraes SM,Leicht AS,Nakamura FY

更新日期：2014-10-01 00:00:00

abstract：:The purpose of this study was to examine the effect of 2 different intervention training regimes on VO2max, VO2max velocity (vVO2max), running economy (RE), lactic threshold velocity (vLT), and running performance on a group of well-trained male middle-distance runners in the precompetition period. Twenty-six well-tra...

journal_title：Journal of strength and conditioning research

authors： Enoksen E,Shalfawi SA,Tønnessen E

更新日期：2011-03-01 00:00:00

abstract：:Evidence to support exercise training guidelines for patients who have undergone bariatric surgery is exceedingly limited. The purpose of this preliminary study was to evaluate the feasibility of a 12-week supervised, resistance training (RT) program and its short-term effects on physical fitness and functional streng...

journal_title：Journal of strength and conditioning research

authors： Huck CJ

更新日期：2015-03-01 00:00:00

abstract：:Exercise-induced muscle damage (EIMD) has been shown to reduce force production and result in delayed-onset soreness and pain in the damaged muscle(s). Cycling in the presence of EIMD reduces peak power output and time-trial performance. However, its effect on peak aerobic capacity has not been widely studied. The pur...

journal_title：Journal of strength and conditioning research

authors： Black CD,Dobson RM

更新日期：2012-09-01 00:00:00

abstract：:Anaerobic exercise is involved in many recreational and competitive sport activities. This study first established regression equations to predict maximal anaerobic power and then cross-validated these prediction equations. Using stepwise multiple regression analysis prediction equations for relative (watts per kilogr...

journal_title：Journal of strength and conditioning research

authors： Mastrangelo MA,Chaloupka EC,Kang J,Lacke CJ,Angelucci J,Martz WP,Biren GB

更新日期：2004-02-01 00:00:00

abstract：:Resistance training is used to develop muscular strength and hypertrophy. Large muscle forces, in relation to the muscle's maximum force-generating ability, are required to elicit these adaptations. Previous biomechanical analyses of multi-joint resistance exercises provide estimates of muscle force but not relative m...

journal_title：Journal of strength and conditioning research

authors： Bryanton MA,Kennedy MD,Carey JP,Chiu LZ

更新日期：2012-10-01 00:00:00

abstract：:We compared the energy expenditure to walk or run a mile in adult normal weight walkers (NWW), overweight walkers (OW), and marathon runners (MR). The sample consisted of 19 NWW, 11 OW, and 20 MR adults. Energy expenditure was measured at preferred walking speed (NWW and OW) and running speed of a recently completed m...

journal_title：Journal of strength and conditioning research

authors： Loftin M,Waddell DE,Robinson JH,Owens SG

更新日期：2010-10-01 00:00:00