Looking for Complementary Intensity Variables in Different Training Games in Football.

abstract：:The purpose of this study was to examine the influence of the sequence order of high-intensity endurance training and circuit training on changes in muscular strength and anaerobic power. Forty-eight physical education students (ages, 21.4 +/- 1.3 years) were assigned to 1 of 5 groups: no training controls (C, n = 9),...

journal_title：Journal of strength and conditioning research

authors： Chtara M,Chaouachi A,Levin GT,Chaouachi M,Chamari K,Amri M,Laursen PB

更新日期：2008-07-01 00:00:00

abstract：:The present study investigated the effects of 2 different power training loading schemes in Brazilian elite soccer players. Thirty-two players participated in the study. Maximum dynamic strength (1RM) was evaluated before (B), at midpoint (i.e., after 3 weeks; T1), and after 6 weeks (T2) of a preseason strength/power ...

journal_title：Journal of strength and conditioning research

authors： Loturco I,Ugrinowitsch C,Tricoli V,Pivetti B,Roschel H

更新日期：2013-07-01 00:00:00

abstract：:The purpose of this study was to determine the effects of dehydration at a controlled relative intensity on physiological responses and trail running speed. Using a randomized, controlled crossover design in a field setting, 14 male and female competitive, endurance runners aged 30 ± 10.4 years completed 2 (hydrated [...

journal_title：Journal of strength and conditioning research

authors： Lopez RM,Casa DJ,Jensen KA,DeMartini JK,Pagnotta KD,Ruiz RC,Roti MW,Stearns RL,Armstrong LE,Maresh CM

更新日期：2011-11-01 00:00:00

abstract：:The purpose of this study was to compare energy expenditure of resistance and aerobic exercise matched for total time and relative intensity. Ten trained men (24.3 +/- 3.8 years) performed 30 minutes of intermittent free-weight squatting at 70% of 1 repetition maximum and continuous cycling at 70% of Vo(2)max, in a cr...

journal_title：Journal of strength and conditioning research

authors： Bloomer RJ

更新日期：2005-11-01 00:00:00

abstract：:Nicholas, JC, McDonald, KA, Peeling, P, Jackson, B, Dimmock, JA, Alderson, JA, and Donnelly, CJ. Pole dancing for fitness: The physiological and metabolic demand of a 60-minute class. J Strength Cond Res 33(10): 2704-2710, 2019-Little is understood about the acute physiological or metabolic demand of pole dancing clas...

journal_title：Journal of strength and conditioning research

authors： Nicholas JC,McDonald KA,Peeling P,Jackson B,Dimmock JA,Alderson JA,Donnelly CJ

更新日期：2019-10-01 00:00:00

abstract：:The purpose of this study was to investigate how maximal power output (PMAX), as measured via the inertial load cycling technique, changes throughout a collegiate soccer season in relation to training load completed. The current investigation took place throughout the 2010 Big XII soccer season. Nineteen Division I fe...

journal_title：Journal of strength and conditioning research

authors： McLean BD,Petrucelli C,Coyle EF

更新日期：2012-12-01 00:00:00

abstract：:There has recently been a growing interest in long-term athletic development for youth. Because of their unique physical, psychological, and social differences, children and adolescents should engage in appropriately prescribed exercise programs that promote physical development to prevent injury and enhance fitness b...

journal_title：Journal of strength and conditioning research

authors： Lloyd RS,Cronin JB,Faigenbaum AD,Haff GG,Howard R,Kraemer WJ,Micheli LJ,Myer GD,Oliver JL

更新日期：2016-06-01 00:00:00

abstract：:There is some debate in the literature as to whether strength deficits exist at the ankle in individuals with chronic ankle instability (CAI). Additionally, there is evidence to suggest that knee and hip performance is altered in those with CAI. Therefore, the purpose of this study was to determine whether CAI is asso...

journal_title：Journal of strength and conditioning research

authors： Gribble PA,Robinson RH

更新日期：2009-03-01 00:00:00

abstract：:Aloui, G, Hammami, M, Fathloun, M, Hermassi, S, Gaamouri, N, Shephard, RJ, and Chelly, MS. Effects of an 8-week in-season elastic band training program on explosive muscle performance, change of direction, and repeated changes of direction in the lower limbs of junior male handball players. J Strength Cond Res 33(7): ...

journal_title：Journal of strength and conditioning research

authors： Aloui G,Hammami M,Fathloun M,Hermassi S,Gaamouri N,Shephard RJ,Chelly MS

更新日期：2019-07-01 00:00:00

abstract：:The purpose of this study was to investigate the chronic effect of a contrast training program designed to elicit an acute short term enhancement (STE) effect during training. A matched pairs training study design was implemented with a contrast (STE affected) and complex (control) training group completing a seven we...

journal_title：Journal of strength and conditioning research

authors： Dobbs CW,Gill ND,Smart DJ,McGuigan MR

更新日期：2015-02-03 00:00:00

abstract：:The purpose of this study was to assess the validity and interunit reliability of 10 Hz (Catapult) and 15 Hz (GPSports) Global Positioning System (GPS) units and investigate the differences between these units as measures of team sport athlete movement demands. A team sport simulation circuit was completed by 8 traine...

journal_title：Journal of strength and conditioning research

authors： Johnston RJ,Watsford ML,Kelly SJ,Pine MJ,Spurrs RW

更新日期：2014-06-01 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：:Low vitamin D, commonly assessed as serum 25-hydroxyvitamin D (25OHD), is associated with the development of many age-related chronic diseases. A positive relationship exists between elevated 25OHD and muscle synthesis, strength, power, and decreased body fat in elderly individuals. However, these findings have not be...

journal_title：Journal of strength and conditioning research

authors： Forney LA,Earnest CP,Henagan TM,Johnson LE,Castleberry TJ,Stewart LK

更新日期：2014-03-01 00:00:00

abstract：:The purpose of this study was to determine the reliability and validity of a portable force plate when analyzing jumping and landing tasks. Subjects performed 3 drop vertical jumps and 3 drop landings on both a standard strain gauge laboratory force plate and a portable force plate. In contrast to typical laboratory i...

journal_title：Journal of strength and conditioning research

authors： Walsh MS,Ford KR,Bangen KJ,Myer GD,Hewett TE

更新日期：2006-11-01 00:00:00

abstract：:Hydration is used by athletic governing organizations for weight class eligibility. The measurement of urine specific gravity (USG) as a measure of hydration by reagent strips is a controversial issue. The purpose of this study was to determine the validity of HydraTrend reagent strips that facilitate the correction o...

journal_title：Journal of strength and conditioning research

authors： Abbey BM,Heelan KA,Brown GA,Bartee RT

更新日期：2014-09-01 00:00:00

abstract：:The purpose of the present study was to compare the age-related patterns of anthropometric dimensions of female high school gymnasts to those of a national representative sample of teenage girls. One hundred and one female high school gymnasts (X ± SD age = 15.8 ± 1.1 year; height [HT] = 162.2 ± 5.7 cm; body weight [B...

journal_title：Journal of strength and conditioning research

authors： Zuniga J,Housh TJ,Camic CL,Mielke M,Hendrix CR,Johnson GO,Housh DJ,Schmidt RJ

更新日期：2011-01-01 00:00:00

abstract：:Devlin, BL, Kingsley, M, Leveritt, MD, and Belski, R. Seasonal changes in soccer players' body composition and dietary intake practices. J Strength Cond Res 31(12): 3319-3326, 2017-The aims of this study were 2-fold: to determine seasonal changes in dietary intake and body composition in elite soccer players and to ev...

journal_title：Journal of strength and conditioning research

authors： Devlin BL,Kingsley M,Leveritt MD,Belski R

更新日期：2017-12-01 00:00:00

abstract：:Strength augmentation has been demonstrated in resistance-trained men subsequent to 4 days of training abstinence. However, this phenomenon was exhibited in an unusual circumstance in which the exercise test (seated heel raise) primarily involved an isolated skeletal muscle (soleus) that is normally comprised almost e...

journal_title：Journal of strength and conditioning research

authors： Weiss LW,Wood LE,Fry AC,Kreider RB,Relyea GE,Bullen DB,Grindstaff PD

更新日期：2004-11-01 00:00:00

abstract：:The purpose of this study was to determine whether inspiratory muscle fatigue (IMF) affects the muscle activity of the latissimus dorsi and pectoralis major during maximal arms only front crawl swimming. Eight collegiate swimmers were recruited to perform 2 maximal 20-second arms only front crawl sprints in a swimming...

journal_title：Journal of strength and conditioning research

authors： Lomax M,Tasker L,Bostanci O

更新日期：2014-08-01 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：: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 purpose of this study was to examine the effects of an overreach and taper on measures of muscle architecture, jumping, and throwing performance in Division I collegiate throwers preparing for conference championships. Six collegiate track and field throwers (3 hammer, 2 discus, 1 javelin) trained for 12 weeks usi...

journal_title：Journal of strength and conditioning research

authors： Bazyler CD,Mizuguchi S,Harrison AP,Sato K,Kavanaugh AA,DeWeese BH,Stone MH

更新日期：2017-10-01 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：: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：:Pickett, CW, Nosaka, K, Zois, J, and Blazevich, AJ. Relationships between midthigh pull force development and 200-m race performance in highly trained kayakers. J Strength Cond Res XX(X): 000-000, 2019-While increased lower-limb force production during kayaking has been shown to be related to increased boat velocity, ...

journal_title：Journal of strength and conditioning research

authors： Pickett CW,Nosaka K,Zois J,Blazevich AJ

更新日期：2019-06-19 00:00:00

abstract：:Sanders, DJ, Walker, AJ, Prior, KE, Poyssick, AN, and Arent, SM. Training demands and physiological profile of cross-disciplined collegiate female dancers. J Strength Cond Res XX(X): 000-000, 2019-Little is known about the physical demands of high-level dance training. Therefore, the purpose of this study was to inves...

journal_title：Journal of strength and conditioning research

authors： Sanders DJ,Walker AJ,Prior KE,Poyssick AN,Arent SM

更新日期：2019-03-15 00:00:00

abstract：:The active manual straight leg raise (ASLR) and passive manual straight leg raise (MSLR) tests are commonly used in clinical settings to assess hamstring tightness. However, to our knowledge, the validity and sensitivity of these tests have not been compared with the instrumental straight leg raise (ISLR). The aim of ...

journal_title：Journal of strength and conditioning research

authors： Ylinen JJ,Kautiainen HJ,Häkkinen AH

更新日期：2010-04-01 00:00:00

abstract：:Over the past century, increases in both longevity and the number of older adults in the U.S.A. have given rise to greater numbers of functionally limited and disabled older adults. This has resulted in a decline in the quality of life of our elderly population, as well as an increased burden on our health care system...

journal_title：Journal of strength and conditioning research

authors： Sayers SP

更新日期：2007-05-01 00:00:00

abstract：:The aim of this case study was to describe the physiological and regulatory processes, by means of heart rate (HR) monitoring and pacing strategy, in a top-level race walker (age: 32 years; height: 1.76 m; body mass: 62 kg; training volume: 130-150 km·wk) who was focused on the attainment of the 5-km indoor race walk ...

journal_title：Journal of strength and conditioning research

authors： Vernillo G,Piacentini MF,Drake A,Agnello L,Fiorella P,La Torre A

更新日期：2011-07-01 00:00:00

abstract：:A relatively new and scarcely researched technique to increase strength is the use of supplemental heavy chain resistance (SHCR) in conjunction with plate weights to provide variable resistance to free weight exercises. The purpose of this case study was to determine the actual resistance being provided by a double-lo...

journal_title：Journal of strength and conditioning research

authors： Neelly KR,Terry JG,Morris MJ

更新日期：2010-01-01 00:00:00