The Differences in Pacing Among Age Groups of Amateur Cross-Country Skiers Depend on Performance.

abstract：:Plyometric training is a popular method utilized by strength and conditioning professionals to improve aspects of functional strength. The purpose of this study was to explore the influence of extrinsic verbal cueing on the specificity of jumping movements. Thirteen participants (age: 23.4 ± 1.9 yr, body height: 170.3...

journal_title：Journal of human kinetics

authors： Louder T,Bressel M,Bressel E

更新日期：2015-12-30 00:00:00

abstract：:The aim of this study was to analyze the practical skills of rhythmic gymnastics judges and to identify how their degree and experience influence the assessment of these skills. Sixty one rhythmic gymnastics judges participated in the study. A questionnaire was used for data collection. This tool was composed of 28 qu...

journal_title：Journal of human kinetics

authors： Fernandez-Villarino MA,Bobo-Arce M,Sierra-Palmeiro E

更新日期：2013-12-31 00:00:00

abstract：:Cardan/Euler angles represent the most common technique for the quantification of segmental rotations. Cardan angles are influenced by their ordered sequence, and sensitive to planar-cross talk from the dominant rotation plane, which may affect the angular parameters. The International Society of Biomechanics (ISB) cu...

journal_title：Journal of human kinetics

authors： Sinclair J,Taylor PJ,Bottoms L

更新日期：2013-07-05 00:00:00

abstract：:Three soccer World Cups were analysed with the aim of identifying the match statistics which best discriminated between winning, drawing and losing teams. The analysis was based on 177 matches played during the three most recent World Cup tournaments: Korea/Japan 2002 (59), Germany 2006 (59) and South Africa 2010 (59)...

journal_title：Journal of human kinetics

authors： Castellano J,Casamichana D,Lago C

更新日期：2012-03-01 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：:This study aimed to analyse the short-term performance effects of three in-season low-volume strength-training programmes in college male soccer players. Fifty-seven male college soccer players (age: 20.3±1.6 years) were randomly assigned to a resistance-training group (n=12), plyometric training group (n=12), complex...

journal_title：Journal of human kinetics

authors： Brito J,Vasconcellos F,Oliveira J,Krustrup P,Rebelo A

更新日期：2014-04-09 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：:Team handball is a complex intermittent sport game, which requires several motor abilities and effective postural control. Objective evaluation of stabilometric variables may be interesting to assess and improve functional parameters by postural control management. The purpose of the study was to evaluate the effects ...

journal_title：Journal of human kinetics

authors： Viseux F,Barbier F,Parreira R,Lemaire A,Villeneuve P,Leteneur S

更新日期：2019-10-18 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 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 aim of this study was to examine the long-term effects of static stretching of the plantar-flexor muscles on eccentric and concentric torque and ankle dorsiflexion range of motion in healthy subjects. Seventy five healthy male volunteers, with no previous history of trauma to the calf that required surgery, absenc...

journal_title：Journal of human kinetics

authors： Abdel-Aziem AA,Mohammad WS

更新日期：2012-10-01 00:00:00

abstract：:The sympathetic nervous system dominates the regulation of body functions during exercise. Therefore after exercise, the sympathetic nervous system withdraws and the parasympathetic nervous system helps the body return to a resting state. In the examination of this relationship, the purpose of this study was to compar...

journal_title：Journal of human kinetics

authors： McDonald KG,Grote S,Shoepe TC

更新日期：2014-07-08 00:00:00

abstract：:To compare the effect of three different feedback modalities on swimming pace, sixteen male swimmers and triathletes participated in this study. Each participant swam 3 x 400 m, one for each feedback modality, swimming front crawl at 80% of their individual swimming critical speed. Three feedback modalities were exami...

journal_title：Journal of human kinetics

authors： Altavilla C,Cejuela R,Caballero-Pérez P

更新日期：2018-12-31 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：: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：: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：:The aim of this study was to investigate the existence of the sticking region in two legged free weight squats. Fifteen resistance-training males (age 24 ± 4 years, body mass 82 ± 11 kg, body height 179 ± 6 cm) with 6 ± 3 years of resistance-training experience performed 6-RM in free weight squats. The last repetition...

journal_title：Journal of human kinetics

authors： van den Tillaar R,Andersen V,Saeterbakken AH

更新日期：2014-10-10 00:00:00

abstract：:Recently, it has been reported that tear osmolarity (Tosm) is correlated with plasma osmolarity and will increase during exertion. We aimed to assess whether inhaling oxygen-enriched air between exercises could significantly change the Tosm value. Thirty men aged 24.9 years were included in the study. A cycloergometer...

journal_title：Journal of human kinetics

authors： Wylęgała A,Pilch J,Bolek B,Sędziak-Marcinek B,Wylęgała E

更新日期：2020-07-21 00:00:00

abstract：:Biomechanics and motor control are discussed as parts of a more general science, physics of living systems. Major problems of biomechanics deal with exact definition of variables and their experimental measurement. In motor control, major problems are associated with formulating currently unknown laws of nature specif...

journal_title：Journal of human kinetics

authors： Latash ML

更新日期：2016-09-10 00:00:00

abstract：:This study aimed to analyze the effects of power training using traditional vertical resistance exercises versus direction specific horizontal inertial flywheel training on performance in common sport-related tasks. Twenty-three healthy and physically active males (age: 22.29 ± 2.45 years) volunteered to participate i...

journal_title：Journal of human kinetics

authors： de Hoyo M,Sañudo B,Carrasco L,Domínguez-Cobo S,Mateo-Cortes J,Cadenas-Sánchez MM,Nimphius S

更新日期：2015-10-14 00:00:00

abstract：:The intermittent nature of match performance in youth soccer supports relevance of ability to repeatedly produce high-intensity actions with short recovery periods. This study was aimed to examine the reproducibility of a repeated dribbling ability protocol and, additionally, to estimate the contribution of concurrent...

journal_title：Journal of human kinetics

authors： Duarte JP,Tavares Ó,Valente-Dos-Santos J,Severino V,Ahmed A,Rebelo-Gonçalves R,Pereira JR,Vaz V,Póvoas S,Seabra A,Cumming SP,Coelho-E-Silva MJ

更新日期：2016-10-14 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：:The aim of the study was to analyze etiology and the incidence of sports injuries among wheelchair rugby players. Moreover, we verified if the levels of aggressiveness and anger presented by the athletes and their roles in the team influenced the incidence and severity of the injuries. The study involved 14 male playe...

journal_title：Journal of human kinetics

authors： Bauerfeind J,Koper M,Wieczorek J,Urbański P,Tasiemski T

更新日期：2015-01-12 00:00:00

abstract：:Rule modifications in basketball are used to develop the sport, and FIBA changes the basketball regulations periodically and constantly in search of a more attractive game. The objectives of this study were as follows: i) to characterise and identify the technical-tactical performance indicators which discriminated th...

journal_title：Journal of human kinetics

authors： Ibañez SJ,Garcia-Rubio J,Gómez MÁ,Gonzalez-Espinosa S

更新日期：2018-10-15 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：:The purpose of this study was to compare the incremental running tests performed by young soccer players on a treadmill (Tr) and in the field (FTcod: 100 m change of direction and FTcir: 100 m circle). Nineteen players (average age 17.4 ± 1.1 years; body height 172.0 ± 5.7 cm; body mass 68.9 ± 6.7 kg) volunteered to p...

journal_title：Journal of human kinetics

authors： Köklü Y,Alemdaroğlu U,Demirhan R,Arslan Y

更新日期：2020-07-21 00:00:00

abstract：:The aim of this study was to examine the relationship between anthropometric variables, body composition and propulsive force in swimmers aged 9-17 years. Anthropometric characteristics (body height and mass, sitting height, arm span, arm muscle area and body composition) and the propulsive force of the arm (tethered ...

journal_title：Journal of human kinetics

authors： Moura T,Costa M,Oliveira S,Júnior MB,Ritti-Dias R,Santos M

更新日期：2014-10-10 00:00:00

abstract：:The purpose of this study was to determine which variables of the range of motion (ROM) and strength of the hip, and ankle are associated with squat depth. In total, 101 healthy subjects (64 males, 37 females) participated in the study. Outcome measures consisted of the ROM of hip flexion, hip internal rotation, exter...

journal_title：Journal of human kinetics

authors： Kim SH,Kwon OY,Park KN,Jeon IC,Weon JH

更新日期：2015-04-07 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：:Understanding the physical activity patterns of youth is an essential step in preparing programming and interventions needed to change behavior. To date, little is known about the intricacies of youth physical activity across various physical activity segments (i.e. in school, out of school, recess, classroom physical...

journal_title：Journal of human kinetics

authors： Brusseau TA

更新日期：2015-10-14 00:00:00