Opioid use among interscholastic sports participants: an exploratory study from a sample of college students.

abstract：:Previous research has shown that experts exhibit superior response selection and skill execution during performance in youth sport. The purpose of this study was to examine differences in cognitive and skill execution components of game performance in young baseball players (N = 159) with varying levels of expertise. ...

journal_title：Research quarterly for exercise and sport

authors： French KE,Spurgeon JH,Nevett ME

更新日期：1995-09-01 00:00:00

abstract：:The purpose of this study was to test the effects of a 10-month exercise program on bone mineral content (BMC) and bone mineral content/bone width (BMC/BW) of postmenopausal women. Thirty-one women (ages 57-83) completed either a general aerobics exercise program (n = 10), a general aerobics plus upper body weight tra...

journal_title：Research quarterly for exercise and sport

authors： Rikli RE,McManis BG

更新日期：1990-09-01 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

abstract：:The purpose of the study was to examine how young children interact in the context of learning fundamental motor skills. Twenty-nine preschool children were observed during a period of six consecutive months while they were participating in their daily motor skills program. Fieldwork research methodology was used and ...

journal_title：Research quarterly for exercise and sport

authors： Garcia C

更新日期：1994-09-01 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：:Value orientations represent theoretical belief systems that guide teachers' curricular decision making. Research using the Value Orientation Inventory (VOI) to examine physical educators' value orientations in school settings found inconsistencies between the inventory findings, descriptions of class environments, an...

journal_title：Research quarterly for exercise and sport

authors： Ennis CD,Chen A

更新日期：1993-12-01 00:00:00

abstract：:The present analysis aimed to describe the degree of tracking of physical activity over an 8-year follow-up period among a cohort of 557 adolescents in western Norway (13 years of age at baseline). Frequency and time spent in leisure-time physical activity were assessed at ages 13, 14, 15, 16, 18, 19 and 21 years thro...

journal_title：Research quarterly for exercise and sport

authors： Anderssen N,Wold B,Torsheim T

更新日期：2005-06-01 00:00:00

abstract：:The purposes of this study were to (a) examine the stability and consistency of the Caltrac accelerometer (Hemokinetics, Madison, WI) and an activity record to assess physical activity in children and adults (Experiment 1), and (b) to determine if there is a relationship between parents and their children in physical ...

journal_title：Research quarterly for exercise and sport

authors： Freedson PS,Evenson S

更新日期：1991-12-01 00:00:00

abstract：PURPOSE:There is uncertainty as to which knee angle during a squat jump (SJ) produces maximal jump performance. Importantly, understanding this information will aid in determining appropriate ratios for assessment and monitoring of the explosive characteristics of athletes. METHOD:This study compared SJ performance ac...

journal_title：Research quarterly for exercise and sport

authors： Mitchell LJ,Argus CK,Taylor KL,Sheppard JM,Chapman DW

更新日期：2017-06-01 00:00:00

abstract：:Qualitative research encompasses two distinct approaches, interpretive research and critical research. Locke has provided an excellent review of the assumptions and methods of interpretive research. His article provides an important service to the field by informing the broad range of scholars within physical educatio...

journal_title：Research quarterly for exercise and sport

authors： Bain LL

更新日期：1989-03-01 00:00:00

abstract：:Purpose: The current study investigated the role of quadriceps and gastrocnemii size and vastus lateralis and gastrocnemius medialis muscle architecture in peak-power and time-to-peak-power exerted in an all-out Wingate test. Twenty-one amateur cyclists were recruited. Methods: Quadriceps and gastrocnemii anatomical c...

journal_title：Research quarterly for exercise and sport

authors： Coratella G,Longo S,Rampichini S,Limonta E,Shokohyar S,Bisconti AV,Cè E,Esposito F

更新日期：2020-03-01 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：PURPOSE:The purpose of this study was to examine the association between objectively measured physical activity and hearing sensitivity among a nationally representative sample of U.S. adults with diabetes. METHOD:Data from the 2003-2006 National Health and Nutrition Examination Survey were used. One hundred eighty-fo...

journal_title：Research quarterly for exercise and sport

authors： Loprinzi PD,Gilham B,Cardinal BJ

更新日期：2014-09-01 00:00:00

abstract：:The purpose of this study was to develop a regression equation to predict maximal oxygen uptake (VO2max) based on nonexercise (N-EX) data. All participants (N = 100), ages 18-65 years, successfully completed a maximal graded exercise test (GXT) to assess VO2max (M = 39.96 mL x kg(-1) x min(-1), SD = 9.54). The N-EX da...

journal_title：Research quarterly for exercise and sport

authors： Bradshaw DI,George JD,Hyde A,LaMonte MJ,Vehrs PR,Hager RL,Yanowitz FG

更新日期：2005-12-01 00:00:00

abstract：:This 4-year study, conducted in seven elementary schools assigned to three conditions--Physical Education Specialists (PES), Trained Classroom Teachers (TT), and Controls (CO)--had two parts. The first investigated effects of a health-related physical education program on quantity and quality of lessons. Specialists p...

journal_title：Research quarterly for exercise and sport

authors： McKenzie TL,Sallis JF,Kolody B,Faucette FN

更新日期：1997-12-01 00:00:00

abstract：:The purpose of this paper is to review the biomechanics and exercise physiology studies published in the Research Quarterly for Exercise and Sport (RQES) over the past 75 years. Studies in biomechanics, a relatively new subdiscipline that evolved from kinesiology, first appeared in the journal about 40 years ago. Exer...

journal_title：Research quarterly for exercise and sport

authors： Hamill J,Haymes EM

更新日期：2005-06-01 00:00:00

abstract：:Power Poles are specially constructed, rubber-tipped ski poles designed for use during walking. Using Power Poles simulates the arm motion of cross-country skiing, thus increasing the muscle mass used during walking. This study investigated the potential increases in exercise intensity and energy cost associated with ...

journal_title：Research quarterly for exercise and sport

authors： Porcari JP,Hendrickson TL,Walter PR,Terry L,Walsko G

更新日期：1997-06-01 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：:T'ai Chi Chuan (TCC) is a widely practiced Chinese martial art said to physically develop balance and coordination as well as enhance emotional and mental health. TCC consists of a series of postures combined into a sequential movement providing a smooth, continuous, low-intensity activity. The purpose of this study w...

journal_title：Research quarterly for exercise and sport

authors： Brown DD,Mucci WG,Hetzler RK,Knowlton RG

更新日期：1989-09-01 00:00:00

abstract：:Head rotation, shoulder extension and rotation, ankle plantar and dorsiflexion, hip flexion, and sit and reach (SR) scores were examined in 41 women and 39 men, aged 45-75 years. The SR gave more reproducible data than the other measurements (intraclass test/retest correlation over 8 months, r = .83). SR scores were i...

journal_title：Research quarterly for exercise and sport

authors： Shephard RJ,Berridge M,Montelpare W

更新日期：1990-12-01 00:00:00

abstract：:This study examined changes in antagonist timing and magnitude in response to ballistic elbow flexion practice. Seventeen men performed 400 ballistic elbow flexion trials to a target in the horizontal plane over 4 days of testing. A potentiometer and microswitch system at the elbow axis of rotation of a manipulandum r...

journal_title：Research quarterly for exercise and sport

authors： Gabriel DA,Boucher JP

更新日期：1998-03-01 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：:Gross motor skill performance of children with visual impairments and its association with the degree of visual impairment and sports participation was examined. Twenty children with visual impairments (M age = 9.2 years, SD = 1.5) and 100 sighted children (M age = 9.1 years, SD = 1.5) from mainstream schools particip...

journal_title：Research quarterly for exercise and sport

authors： Houwen S,Visscher C,Hartman E,Lemmink KA

更新日期：2007-03-01 00:00:00

abstract：:The Intrinsic Motivation Inventory (IMI) has been gaining acceptance in the sport and exercise domain since the publication of research by McAuley, Duncan, and Tammen (1989) and McAuley, Wraith, and Duncan (1991), which reported confirmatory support for the factorial validity of a hierarchical model of intrinsic motiv...

journal_title：Research quarterly for exercise and sport

authors： Markland D,Hardy L

更新日期：1997-03-01 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：: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：:The purpose of this study was to examine differences in knowledge representation and problem solutions in expert and novice youth baseball players. Ninety-four players in two age divisions, 7-8 years of age and 9-10 years of age, were assigned to three levels of expertise: high; average; and low skilled. Each subject ...

journal_title：Research quarterly for exercise and sport

authors： French KE,Nevett ME,Spurgeon JH,Graham KC,Rink JE,McPherson SL

更新日期：1996-12-01 00:00:00

abstract：:Purpose: This study builds a stochastic model of a discrete-time Markov chain (DTMC) that fits well with a dataset of professional playing records. Methods: The point-by-point dataset of Men's single matches played in the Association of Tennis Professionals (ATP) tour from 2011 to 2015 is analyzed. A long-debated assu...

journal_title：Research quarterly for exercise and sport

authors： Sim MK,Choi DG

更新日期：2020-09-01 00:00:00

abstract：:Purpose: To test confirmatory factor analyses of successful aging composed of physical, psychological, cognitive, and social functioning factors in masters athletes (n = 764) and non-sporting adults (n = 404), and compare the physical, psychological, cognitive, and social functioning of masters athletes versus non-spo...

journal_title：Research quarterly for exercise and sport

authors： Geard D,Rebar AL,Dionigi RA,Reaburn PRJ

更新日期：2020-02-06 00:00:00

abstract：:An estimated 2.5 million people worldwide are living with multiple sclerosis (MS), and this disease may be increasing in prevalence. MS is a disease of the central nervous system that is associated with heterogeneous symptoms and functional consequences, and the current first-line disease-modifying therapies often bec...

journal_title：Research quarterly for exercise and sport

authors： Motl RW,Learmonth YC,Pilutti LA,Gappmaier E,Coote S

更新日期：2015-06-01 00:00:00