Expert-novice differences in cognitive and skill execution components of youth baseball performance.

abstract：:Nordic walking (NW), characterized by the use of two walking poles, is becoming increasingly popular (Morgulec-Adamowicz, Marszalek, & Jagustyn, 2011). We studied walking pressure patterns of 20 experienced and 30 beginner Nordic walkers. Plantar pressures from nine foot zones were measured during trials performed at ...

journal_title：Research quarterly for exercise and sport

authors： Pérez-Soriano P,Llana-Belloch S,Martínez-Nova A,Morey-Klapsing G,Encarnación-Martínez A

更新日期：2011-12-01 00:00:00

abstract：:With the needs of experienced teachers potentially overshadowed by a focus on recruitment, the purpose of this study was to retrospectively explore the reasons why three experienced physical education teachers resigned. They were interviewed through Louis and Smith's (1990) quality of work life (QWL) model. Data sugge...

journal_title：Research quarterly for exercise and sport

authors： Whipp PR,Tan G,Yeo PT

更新日期：2007-12-01 00:00:00

abstract：:A group of healthy older adults completed an 8-week resistance-training program. For 38 participants (14 men, 24 women; ages 60-90 years; M mass = 73.2 kg, SD = 12.3; M height = 1.65 m, SD = 0.08), pre- and postprogram sit-to-stand performance was analyzed (60 Hz video) focusing on center of mass kinematics surroundin...

journal_title：Research quarterly for exercise and sport

authors： Schot PK,Knutzen KM,Poole SM,Mrotek LA

更新日期：2003-03-01 00:00:00

abstract：:The sprint starts of 12 skilled collegiate sprinter/hurdlers were filmed for four different sprint start conditions. Ground reaction forces were collected for the first step out of the blocks and velocities through a 2-m speed trap immediately following the first support phase were recorded. The subjects employed thei...

journal_title：Research quarterly for exercise and sport

authors： Schot PK,Knutzen KM

更新日期：1992-06-01 00:00:00

abstract：:The purpose of this study was to determine whether taking 10,000 steps in a day is equivalent to meeting the current minimum physical activity guidelines of accumulating at least 30 min of moderate physical activity (IMPA). Fifty-nine women ages 20-65 years wore a pedometer and accelerometer concurrently on their righ...

journal_title：Research quarterly for exercise and sport

authors： Le Masurier GC,Sidman CL,Corbin CB

更新日期：2003-12-01 00:00:00

abstract：:The RT3 is a relatively new triaxial accelerometer that has replaced the TniTrac. The aim of this study was to validate the RT3 against doubly labeled water (DLW) in a free-living, mixed weight sample of adults. Total energy expenditure (TEE) was measured over a 15-day period using DLW Activity-related energy expendit...

journal_title：Research quarterly for exercise and sport

authors： Maddison R,Jiang Y,Hoorn SV,Mhurchu CN,Lawes CM,Rodgers A,Rush E

更新日期：2009-06-01 00:00:00

abstract：:The purpose of this study was to establish validity evidence of four physical activity (PA) questionnaires in culturally diverse older adults by comparing self-report PA with performance-based physical function. Participants were 54 older adults who completed the Continuous Scale Physical Functional Performance 10-ite...

journal_title：Research quarterly for exercise and sport

authors： Moore DS,Ellis R,Allen PD,Cherry KE,Monroe PA,O'Neil CE,Wood RH

更新日期：2008-03-01 00:00:00

abstract：:The purpose of the article is to describe the relationships of prospective teachers' pedagogical knowledge structures to performance in a physical education teaching methods class. The Pathfinder network scaling algorithm was used to elicit knowledge structures prior to and after the prospective teachers completed the...

journal_title：Research quarterly for exercise and sport

authors： Housner LD,Gomez RL,Griffey DC

更新日期：1993-06-01 00:00:00

abstract：:Purpose: This study provides a longitudinal examination of the influences enhancing or constraining the development of efficacy in ten induction physical educators. Method: Over a span of three years, data from structured interviews and responses to the Physical Education Teaching Efficacy Scale were collected at seve...

journal_title：Research quarterly for exercise and sport

authors： Ensign J,Mays Woods A,Hodges Kulinna P

更新日期：2020-03-01 00:00:00

abstract：:Purpose: We investigated youth soccer players' perception of affordances for different types of kicks. Method: In the Power task, players judged the maximum distance they could kick the ball. In the Precision task, players judged how close to a designated target line they could kick the ball. Following judgments, play...

journal_title：Research quarterly for exercise and sport

authors： Peker AT,Böge V,Bailey G,Wagman JB,Stoffregen TA

更新日期：2020-09-14 00:00:00

abstract：:Little research has investigated the observational learning process from a developmental perspective. The purpose of this study was to extend previous research by considering two factors: performance versus learning and sequencing versus form scores. Children (N = 60) comprising two age groups (5-0 to 6-11 and 8-0 to ...

journal_title：Research quarterly for exercise and sport

authors： Weiss MR,Ebbeck V,Rose DJ

更新日期：1992-09-01 00:00:00

abstract：:This study was designed to extend previous research on aggressive tendencies and moral atmosphere in two ways: (a) to include participants of two skill levels in a summer youth basketball skill camp and (b) to examine the influence of the coach on participants' aggressive tendencies. The participants were 136 youth fr...

journal_title：Research quarterly for exercise and sport

authors： Stephens DE

更新日期：2001-09-01 00:00:00

abstract：:Purpose: The present study examined whether groups of children with different physical fitness and fitness enjoyment profiles could be identified and, if so, whether the different groups varied from one another in terms of organized sports participation. Method: Five hundred and fifty-eight 8-11-year-olds (56.99% boys...

journal_title：Research quarterly for exercise and sport

authors： De Meester A,Wazir MRWN,Lenoir M,Bardid F

更新日期：2020-09-09 00:00:00

abstract：:The purpose of this study was to determine whether the Index of Coordination (IdC) and the propulsive phase durations can differentiate performance level during a maximal 400-m front crawl swim trial. Sixteen male swimmers constituted two groups based on performance level (G1: experts; G2: recreational). All participa...

journal_title：Research quarterly for exercise and sport

authors： Schnitzler C,Seifert L,Chollet D

更新日期：2011-03-01 00:00:00

abstract：:Although a generally positive effect of acute exercise on cognitive performance has been demonstrated, the specific nature of the relationship between exercise-induced arousal and cognitive performance remains unclear This study was designed to identify the relationship between exercise-induced arousal and cognitive p...

journal_title：Research quarterly for exercise and sport

authors： Chang YK,Etnier JL,Barella LA

更新日期：2009-03-01 00:00:00

abstract：:The objective of the study was to analyze the effect of ball mass on dribble, pass, and pass reception in real game situations in 9-11-year-old boys' basketball. Participants were 54 boys identified from six federated teams. The independent variable was ball mass, and dependent variables were number of dribbles, passe...

journal_title：Research quarterly for exercise and sport

authors： Arias JL,Argudo FM,Alonso JI

更新日期：2012-09-01 00:00:00

abstract：:Purpose: The purpose of this study was to compare the acute effects of general warm-up (GWU) and GWU plus dynamic stretching (GWU + DS) on endurance running performance in well-trained male runners. Method: The endurance running performances of eight well-trained long-distance male runners were assessed on a treadmill...

journal_title：Research quarterly for exercise and sport

authors： Yamaguchi T,Takizawa K,Shibata K,Tomabechi N,Samukawa M,Yamanaka M

更新日期：2019-12-01 00:00:00

abstract：:Purpose: The purpose of this study was to investigate the differences in metabolic responses between the track and the treadmill (1% inclination) running. The latter is recommended for use in laboratory settings to mimic outdoor running. Method: Seventeen male endurance athletes (mean 25.8, s = 3.8 years) performed 4-...

journal_title：Research quarterly for exercise and sport

authors： Pind R,Mooses K,Suvi S,Purge P,Viru M,Pehme A,Kaasik P,Mooses M

更新日期：2019-12-01 00:00:00

abstract：:Objective: This study aimed to investigate the repeated effect of social media on smartphones immediately before training sessions on inhibitory control (Stroop task), endurance (tethered swimming), countermovement jump (CMJ), and swimming performance (50, 100, and 400-m freestyle) in high-level female swimmers. Metho...

journal_title：Research quarterly for exercise and sport

authors： Fortes LS,Nakamura FY,Lima-Junior D,Ferreira MEC,Fonseca FS

更新日期：2020-09-15 00:00:00

abstract：PURPOSE:The purposes of this study were to examine age and gender differences in throwing performance across an underexplored portion of the lifespan: middle adolescents (14-17 years old), young adults (18-25 years old), and adults (35-55 years old). METHOD:Throwing performance was assessed using the body component le...

journal_title：Research quarterly for exercise and sport

authors： Lorson KM,Stodden DF,Langendorfer SJ,Goodway JD

更新日期：2013-06-01 00:00:00

abstract：PURPOSE:Resistance training is often performed in a traditional training style using deliberate relatively longer repetition durations or in an explosive training style using maximal intended velocities and relatively shorter repetition durations. Both improve strength, "power" (impulsivity), and speed. This study comp...

journal_title：Research quarterly for exercise and sport

authors： Griffiths B,Grant J,Langdown L,Gentil P,Fisher J,Steele J

更新日期：2019-03-01 00:00:00

abstract：:With this research, we sought to establish the accuracy of stride velocity data collected by the s3 Stride Sensor Participants walked along a GAITRite mat at self-selected slow, preferred, and fast velocities, with two s3 Stride Sensors attached to their right foot. The start position was systematically varied such th...

journal_title：Research quarterly for exercise and sport

authors： Grigg N,Smeathers J,Wearing S

更新日期：2011-09-01 00:00:00

abstract：PURPOSE:The purpose of this study was to identify whether post-resistance exercise (REx) blood flow restriction (BFR) can elicit a similar acute training stimulus to that offered by either heavy REx or traditional low-load BFR REx. METHOD:Ten men completed trials with 30% one-repetition maximum (1RM) for 5 sets of 15 ...

journal_title：Research quarterly for exercise and sport

authors： Barnes MJ,Fraser J,Coley K,Perry BG

更新日期：2018-12-01 00:00:00

abstract：PURPOSE:To investigate the effect of generalization of engagement in parkour from physical education (PE) to organized and supervised recess on voluntary participation and moderate-to-vigorous physical activity (MVPA). METHOD:Children received a 6-day parkour unit in PE and every two lessons they could voluntarily par...

journal_title：Research quarterly for exercise and sport

authors： Coolkens R,Ward P,Seghers J,Iserbyt P

更新日期：2018-12-01 00:00:00

abstract：:In my commentary in response to the 3 articles (McKenzie & Lounsbery, 2013; Rink, 2013; Ward, 2013), I focus on 3 areas: (a) content knowledge, (b) a holistic approach to physical education, and (c) policy impact. I use the term quality teaching rather than "teacher effectiveness." Quality teaching is a term with the ...

journal_title：Research quarterly for exercise and sport

authors： Dyson B

更新日期：2014-06-01 00:00:00

abstract：:Clear criteria for maximal oxygen consumption (VO2max) determination in youth are not available, and no studies have examined this issue in girls. Our purpose was to determine whether different peak heart rate (HRpeak) and peak respiratory exchange ratio (RERpeak) cut points affect girls' (N = 453; M age = 13.3 years,...

journal_title：Research quarterly for exercise and sport

authors： Peyer K,Pivarnik JM,Coe DP

更新日期：2011-12-01 00:00:00

abstract：:It seems that dehydration may impair decision-making performance in athletes. PURPOSE:This study aimed to investigate the influence of dehydration on passing decision-making performance in soccer players. METHOD:Participants were 40 male soccer players (Mage = 22.3 ± 2.3 years) who agreed to participate in the study...

journal_title：Research quarterly for exercise and sport

authors： Fortes LS,Nascimento-Júnior JRA,Mortatti AL,Lima-Júnior DRAA,Ferreira MEC

更新日期：2018-09-01 00:00:00

abstract：:Purpose: Exergaming play is associated with positive health benefits and increased engagement in physical activity outcomes in players. Research also indicates that factors such as enjoyment and entertainment drive users' exergame activities. However, despite advances in the area, little is known about whether health ...

journal_title：Research quarterly for exercise and sport

authors： Su Z,Zeng C

更新日期：2020-09-08 00:00:00

abstract：UNLABELLED:Tennis is an activity requiring both endurance and anaerobic components, which could have immunosuppressive effects postexercise. PURPOSE:The purpose of this investigation was to determine the effect of a simulated tennis match on apoptotic and migratory markers on lymphocyte subsets. METHOD:Male high scho...

journal_title：Research quarterly for exercise and sport

authors： Schafer M,Kell H,Navalta J,Tibana R,Lyons S,Arnett S

更新日期：2014-03-01 00:00:00

abstract：:In this article, we elaborate on 10 current research questions related to the "teaching games for understanding" (TGfU) approach with the objective of both developing the model itself and fostering game understanding, tactical decision making, and game-playing ability in invasion and net/wall games: (1) How can existi...

journal_title：Research quarterly for exercise and sport

authors： Memmert D,Almond L,Bunker D,Butler J,Fasold F,Griffin L,Hillmann W,Hüttermann S,Klein-Soetebier T,König S,Nopp S,Rathschlag M,Schul K,Schwab S,Thorpe R,Furley P

更新日期：2015-01-01 00:00:00