Sprinting, Change of Direction Ability and Horizontal Jump Performance in Youth Runners According to Gender.

abstract：:CrossFit® is a competitive sport and fitness modality characterized by multiple physical capabilities and multi-joint movements. This study aimed to analyse and classify variables related to CrossFit® competitors' specific performance. Fifteen male CrossFit® competitors were selected (n = 15; 30.57 ± 5.5 years; 1.76 ±...

journal_title：Journal of human kinetics

authors： Gómez-Landero LA,Frías-Menacho JM

更新日期：2020-07-21 00:00:00

abstract：:This study investigated the relationship between repeated-sprint ability, aerobic capacity, and oxygen uptake kinetics during the transition between exercise and recovery (off-transient) in female athletes of an intermittent sport modality. Eighteen professional soccer players completed three tests: 1) a maximal incre...

journal_title：Journal of human kinetics

authors： Archiza B,Andaku DK,Beltrame T,Libardi CA,Borghi-Silva A

更新日期：2020-10-31 00:00:00

abstract：:The aim of the study was to determine associations between physical activity and other elements of women's lifestyle (nutrition, being a nonsmoker, moderate alcohol consumption, medical check-ups). Between 1999 and 2004, 1361 women aged 20-75 were studied. They were inhabitants of cities located in the west of Poland ...

journal_title：Journal of human kinetics

authors： Nowak MA

更新日期：2011-09-01 00:00:00

abstract：:The purpose of this study was to determine the appropriateness of using an elastic hamstring assistance device to reduce perceived levels of soreness, increase isometric strength, increase passive range of motion, and decrease biomarkers of muscle damage after eccentric exercise, specifically, downhill running This st...

journal_title：Journal of human kinetics

authors： Aldret RL,Trahan BA,Davis G,Campbell B,Bellar DM

更新日期：2017-06-22 00:00:00

abstract：:The purpose of this study was to determine the differences in biomechanical characteristics between one- and two-legged running vertical jumps (1-LRVJ and 2-LRVJ). Ten male college volleyball players voluntarily participated in this study. Two running vertical jumps used in volleyball were randomly performed. Three tr...

journal_title：Journal of human kinetics

authors： Tai WH,Wang LI,Peng HT

更新日期：2018-10-15 00:00:00

abstract：:This study aimed to examine the alterations in physiological and biochemical markers, after 17 weeks of ballet training in high level ballet dancers. Twenty four female ballet dancers from 12 to 15 years old took part in the study. The study followed 17 weeks of ballet training and analyzed changes in body composition...

journal_title：Journal of human kinetics

authors： da Silva CC,Goldberg TB,Soares-Caldeira LF,Dos Santos Oliveira R,de Paula Ramos S,Nakamura FY

更新日期：2015-10-14 00:00:00

abstract：:This study aimed to describe the acute changes of both standard physiological-perceptual markers and circulating microRNAs in response to tennis match-play in a detailed case report. Two elite male baseliners with comparable tennis experience were tested for anthropometric and fitness related variables and played 2 h ...

journal_title：Journal of human kinetics

authors： Hoppe MW,Baumgart C,Hilberg T,Freiwald J,Wehmeier UF

更新日期：2016-07-02 00:00:00

abstract：:The purpose of this study was to examine coaches' preferences for continuing coaching education. The sample consisted of 122 male and 102 female coaches from the Gauteng Province of South Africa who were purposively recruited to participate in this study. The results of this study showed that the coaches wanted to lea...

journal_title：Journal of human kinetics

authors： Kubayi A,Coopoo Y,Morris-Eyton H

更新日期：2016-04-13 00:00:00

abstract：:The analysis of movement patterns through EMG activity provides the opportunity to identify the muscle groups most involved in a particular exercise, and to determine the scope of inter-limb deficiencies. The aim of the present study was to investigate the effects of a side-to-side muscle activity asymmetry between th...

journal_title：Journal of human kinetics

authors： Pietraszewski P,Gołaś A,Matusiński A,Mrzygłód S,Mostowik A,Maszczyk A

更新日期：2020-10-31 00:00:00

abstract：:The novel test based on isometric alternating consecutive maximal contractions performed by two antagonistic muscles has been recently proposed as a test of muscle function in healthy subjects. The aim of this study was to evaluate reliability and sensitivity of a novel test as a test of knee muscles function in athle...

journal_title：Journal of human kinetics

authors： Knezevic OM,Mirkov DM,Kadija M,Milovanovic D,Jaric S

更新日期：2012-12-01 00:00:00

abstract：:The objective of this research was to determine the kinematic variables evolution in a sprint canoeing maximal test over 200 m, comparing women and men kayak paddlers and men canoeists. Speed evolution, cycle frequency, cycle length and cycle index were analysed each 50 m section in fifty-two young paddlers (20 male k...

journal_title：Journal of human kinetics

authors： Vaquero-Cristóbal R,Alacid F,López-Plaza D,Muyor JM,López-Miñarro PA

更新日期：2013-10-08 00:00:00

abstract：:The purpose of this study was to investigate the effect of hypertrophy-type resistance training (RT) on upper limb fatigue resistance in young adult men and women. Fifty-eight men (22.7±3.7 years, 70.6±9.3 kg, and 176.8±6.4 cm) and 65 women (21.6±3.7 years, 58.8±11.9 kg, and 162.6±6.2 cm) underwent RT for 16 weeks. Tr...

journal_title：Journal of human kinetics

authors： Ribeiro AS,Avelar A,Schoenfeld BJ,Trindade MC,Ritti-Dias RM,Altimari LR,Cyrino ES

更新日期：2014-10-10 00:00:00

abstract：:This study is a contribution to the discussion about the structure of performance of sport rock climbers. Because of the complex and multifaceted nature of this sport, multivariate statistics were applied in the study. The subjects included thirty experienced sport climbers. Forty three variables were scrutinised, nam...

journal_title：Journal of human kinetics

authors： Magiera A,Roczniok R,Maszczyk A,Czuba M,Kantyka J,Kurek P

更新日期：2013-03-28 00:00:00

abstract：:A high level of muscle power is necessary for the effective use of technique during handball competitions. The presented research concentrated on comparing the effectiveness of two training modes directed towards the development of muscle power - plyometric and traditional strength training. Furthermore, we evaluated ...

journal_title：Journal of human kinetics

authors： Spieszny M,Zubik M

更新日期：2018-09-24 00:00:00

abstract：:The aim of this study was to evaluate the Agility and Skill Test, which had been recently developed to assess agility and skill in female athletes. Following a 10 min warm-up, two trials to test the reliability and validity of the test were conducted one week apart. Measurements were collected to compare soccer player...

journal_title：Journal of human kinetics

authors： Kutlu M,Yapici H,Yilmaz A

更新日期：2017-03-12 00:00:00

abstract：:Bilateral decline squatting has been well documented as a rehabilitation exercise, however, little information exists on the optimum angle of decline. The aim of this study was to determine the ankle and knee angle, moments, the patellofemoral joint load, patellar tendon load and associated muscle activity while perfo...

journal_title：Journal of human kinetics

authors： Richards J,Selfe J,Sinclair J,May K,Thomas G

更新日期：2016-09-10 00:00:00

abstract：:Personality traits, especially in sport are modulatory factors of athletes' behavior - his/ her conscientiousness, the will to achieve an aim, perseverance and motivation of activity. Not only are biological predispositions related to anatomical or biochemical traits of success, but they are also largely determined by...

journal_title：Journal of human kinetics

authors： Michałowska-Sawczyn M,Lachowicz M,Grzywacz A,Suchanecka A,Chmielowiec J,Chmielowiec K,Chycki J,Trybek G,Żmijewski P,Cięszczyk P

更新日期：2020-03-31 00:00:00

abstract：:The aim of this study was to compare the influence of including dropset exercises in different orders, both in the pre-exhaustion, as in the post-exhaustion method, and to analyze the performance of total work on the bench press and chest flying exercise. Twenty-two male volunteers with a recreational experience in ST...

journal_title：Journal of human kinetics

authors： Bentes CM,Simão R,Bunker T,Rhea MR,Miranda H,Gomes TM,Novaes Jda S

更新日期：2012-10-01 00:00:00

abstract：:The relative age effect (RAE), within the sporting scope, refers to the possible advantages of participation and performance of athletes born in the first months of the year of selection in relation to others within the same age category. The aim of the present study was to investigate the RAE in girls' volleyball pla...

journal_title：Journal of human kinetics

authors： Campos FAD,Pellegrinotti ÍL,Campos LCB,Dias TMR,Gómez MÁ

更新日期：2020-03-31 00:00:00

abstract：:Achieving the maximum possible impact force of the front kick can be related to the isokinetic lower limb muscle strength. Therefore, we aimed to determine the regression model between kicking performance and the isokinetic peak net moment of hip rotators, flexors, and hip extensors and flexors at various speeds of co...

journal_title：Journal of human kinetics

authors： Vagner M,Malecek J,Tomšovský L,Kubový P,Levitova A,Stastny P

更新日期：2019-08-21 00:00:00

abstract：:Nuclear respiratory factor 2 (NRF2), also referred to as the GA-binding protein (GABP) transcription factor, is a key transcriptional activator of many nuclear genes which encode a wide range of mitochondrial enzymes. The variants of the GABPB1 gene encoding the beta1 subunit of NRF2 protein have been associated with ...

journal_title：Journal of human kinetics

authors： Maciejewska-Karłowska A,Leońska-Duniec A,Cięszczyk P,Sawczuk M,Eider J,Ficek K,Sawczyn S

更新日期：2012-03-01 00:00:00

abstract：:To meet the demand of a player's entourage (e.g., coaches and medical staff), it is important for the biomechanics specialist to perform repeatable measures. To the best of our knowledge, to date, it has not been demonstrated whether similar results are obtained between two sessions of testing or between laboratory an...

journal_title：Journal of human kinetics

authors： Tubez F,Forthomme B,Croisier JL,Brüls O,Denoël V,Paulus J,Schwartz C

更新日期：2019-03-27 00:00:00

abstract：:This study investigated the changes in mental strategies across the season and their effects on performance and satisfaction with individual performance. Data were collected three times: at the pre-season at Time 1 (T1; baseline), in the mid-season at Time 2 (T2; two-month follow-up), and at the end-of-season at Time ...

journal_title：Journal of human kinetics

authors： Kruk M,Blecharz J,Boberska M,Zarychta K,Luszczynska A

更新日期：2017-10-20 00:00:00

abstract：:Complex training (CXT) is the result of a combination of strength and plyometric exercises in the same session. This method has recently been used in the preparation of athletes of different sports. The aim of the present study was to observe the acute effects of a CXT program of 6 weeks: i) on agility with the ball, ...

journal_title：Journal of human kinetics

authors： Cavaco B,Sousa N,Dos Reis VM,Garrido N,Saavedra F,Mendes R,Vilaça-Alves J

更新日期：2014-11-12 00:00:00

abstract：:The purpose of this study was to determine the acute effects of heavy resistance exercise on agility performance in court-sport athletes. Five men (age: 20.6 ± 1.9 years; body mass: 79.36 ± 11.74 kg; body height: 1.93 ± 0.09 m) and five women (age 21.2 ± 2.7 years; body mass: 65.8 ± 10.18 kg; body height 1.77 ± 0.08 m...

journal_title：Journal of human kinetics

authors： Sole CJ,Moir GL,Davis SE,Witmer CA

更新日期：2013-12-31 00:00:00

abstract：:The rotation sequence-order differs from a gymnast to another according to the draw at the time of the qualifying competitions in men's artistic gymnastics. Only the six best gymnasts start on the floor exercises, the others could start on any of the other five apparatuses. It has been demonstrated that some gymnastic...

journal_title：Journal of human kinetics

authors： Mkaouer B,Jemni M,Chaabene H,Amara S,Njah A,Chtara M

更新日期：2018-03-23 00:00:00

abstract：:The aim of this study was to determine the anthropometric and physical characteristics of youth elite paddlers and to identify the differences between kayakers and canoeists. A total of 171 male paddlers (eighty-nine kayakers and eighty-two canoeists), aged 13.69 ± 0.57 years (mean ± SD) volunteered to participate in ...

journal_title：Journal of human kinetics

authors： López-Plaza D,Alacid F,Muyor JM,López-Miñarro PÁ

更新日期：2017-06-22 00:00:00

abstract：:We investigated how acclimatization effects achieved during a high-altitude alpinist expedition influence endurance performance, ventilation ([Formula: see text]) and blood oxygen saturation (SaO2) in normoxic (NOR) and hypoxic conditions (HYP). An incremental testing protocol on a cycle ergometer was used to determin...

journal_title：Journal of human kinetics

authors： Ušaj A,Burnik S

更新日期：2016-04-13 00:00:00

abstract：:The present research aimed to analyze values of the autocorrelation function measured for different time values of ground reaction forces during stable upright standing. It was hypothesized that if recording of force in time depended on the quality and way of regulating force by the central nervous system (as a regula...

journal_title：Journal of human kinetics

authors： Stodolka J,Golema M,Migasiewicz J

更新日期：2016-04-13 00:00:00

abstract：:The aim of this study was to perform a comparative analysis of maximal muscle torques at individual stages of development of athletes and to determine the relationship between muscle torques, fighting methods and the level of sports performance. The activity of 25 judo contestants during judo combats and the effective...

journal_title：Journal of human kinetics

authors： Lech G,Chwała W,Ambroży T,Sterkowicz S

更新日期：2015-04-07 00:00:00