Predicting Self-Reported Illness for Professional Team-Sport Athletes.

abstract：CONTEXT:Several studies report static-stretch-induced deficits and dynamic-stretch performance improvement after intervention. PURPOSE:To investigate the muscle activation of the forehand and backhand in table tennis players after experiencing static- and dynamic-stretching protocols. METHODS:A total of 24 elite male...

journal_title：International journal of sports physiology and performance

authors： Kazemi O,Letafatkar A,Marchetti PH

更新日期：2020-11-12 00:00:00

abstract：PURPOSE:To verify whether relative age effects (RAEs) occur among young male and female Swiss Alpine skiers of different age groups and performance levels. In addition, the efficacy of normalizing performance in physical tests to height and body mass to attenuate RAEs eventually present was tested. METHODS:The Swiss S...

journal_title：International journal of sports physiology and performance

authors： Gorski T,Rosser T,Hoppeler H,Vogt M

更新日期：2016-05-01 00:00:00

abstract：PURPOSE:Elite endurance athletes may train in a polarized fashion, such that their training-intensity distribution preserves autonomic balance. However, field data supporting this are limited. METHODS:The authors examined the relationship between heart-rate variability and training-intensity distribution in 9 elite ro...

journal_title：International journal of sports physiology and performance

authors： Plews DJ,Laursen PB,Kilding AE,Buchheit M

更新日期：2014-11-01 00:00:00

abstract：PURPOSE:The purpose of this investigation was to determine the effect of stable and unstable conditions on one repetition maximum strength and muscle activity during dynamic squatting using absolute and relative loading. METHODS:Ten recreationally weight-trained males participated in this study (age = 24.1 +/- 2.0 y, ...

journal_title：International journal of sports physiology and performance

authors： McBride JM,Larkin TR,Dayne AM,Haines TL,Kirby TJ

更新日期：2010-06-01 00:00:00

abstract：PURPOSE:To investigate the effects of an extreme uphill marathon on the mechanical parameters that are likely to affect the energy cost of running (Cr). METHODS:Eleven runners (27-59 y) participated in the Etna SuperMarathon (43 km, 0-3063 m above sea level). Anthropometric characteristics, maximal explosive power of ...

journal_title：International journal of sports physiology and performance

authors： Lazzer S,Salvadego D,Taboga P,Rejc E,Giovanelli N,di Prampero PE

更新日期：2015-03-01 00:00:00

abstract：PURPOSE:To assess the convergent validity of internal load measured with the CR100 scale in youth football players of 3 age groups. METHODS:A total of 59 players, age 12-17 years, from the youth academy of a professional football club were involved in this study. Convergent validity was examined by calculating the cor...

journal_title：International journal of sports physiology and performance

authors： Serpiello FR,Hopkins WG

更新日期：2021-01-06 00:00:00

abstract：PURPOSE:To determine the influence the number of contact efforts during a single bout has on running intensity during game-based activities and assess relationships between physical qualities and distances covered in each game. METHODS:Eighteen semiprofessional rugby league players (age 23.6 ± 2.8 y) competed in 3 off...

journal_title：International journal of sports physiology and performance

authors： Johnston RD,Gabbett TJ,Jenkins DG

更新日期：2015-09-01 00:00:00

abstract：:This review aimed to examine the current evidence for 3 primary training intensity distribution types: (1) pyramidal training, (2) polarized training, and (3) threshold training. Where possible, the training intensity zones relative to the goal race pace, rather than physiological or subjective variables, were calcula...

journal_title：International journal of sports physiology and performance

authors： Kenneally M,Casado A,Santos-Concejero J

更新日期：2018-10-01 00:00:00

abstract：:In the article by Pedlar CR, Whyte GP, Burden R, et al, "A Case Study of an Iron-Deficient Female Olympic 1500-m Runner," in Int J Sport Physiol Perform. 8(6), p. 696, we printed an incorrect version of Figure 1, without the ×'s and +'s referred to in the caption. Please see below for the correct version of the figure...

journal_title：International journal of sports physiology and performance

authors：

更新日期：2014-01-01 00:00:00

abstract：PURPOSE:While a number of studies have investigated gross efficiency (GE) in laboratory conditions, few studies have analyzed it in field conditions. Therefore, the aim of this study was to analyze the effect of gradient and cadence on GE in field conditions. METHODS:Thirteen trained cyclists (mean ± SD age 23.3 ± 4.1...

journal_title：International journal of sports physiology and performance

authors： Nimmerichter A,Prinz B,Haselsberger K,Novak N,Simon D,Hopker JG

更新日期：2015-10-01 00:00:00

abstract：:Purpose: The hyperbolic distance-time relationship can be used to profile running performance and establish critical speed (CS) and D' (the curvature constant of the speed-time relationship). Typically, to establish these parameters, multiple (3+) performance trials are required, which can be highly fatiguing and limi...

journal_title：International journal of sports physiology and performance

authors： Kordi M,Menzies C,Galbraith A

更新日期：2019-05-01 00:00:00

abstract：PURPOSE:To quantify the mean daily changes in training and match load and any parallel changes in indicators of morningmeasured fatigue across in-season training weeks in elite soccer players. METHODS:After each training session and match (TL), session ratings of perceived exertion (s-RPE) were recorded to calculate o...

journal_title：International journal of sports physiology and performance

authors： Thorpe RT,Strudwick AJ,Buchheit M,Atkinson G,Drust B,Gregson W

更新日期：2016-10-01 00:00:00

abstract：PURPOSE:This study examined the influence of 10 days of intensified training on salivary cortisol and testosterone responses to 30-min, high-intensity cycling (55/80) in a group of male elite triathletes. METHODS:Seven elite male triathletes (age 19 ± 1 y, VO2max 67.6 ± 4.5 mL · kg-1 · min-1) completed the study. Swim...

journal_title：International journal of sports physiology and performance

authors： Hough J,Robertson C,Gleeson M

更新日期：2015-10-01 00:00:00

abstract：:The purpose of this study was to compare the pacing profiles between distance- and duration-based trials of short and long duration. Thirteen trained cyclists completed 2 time-based (6 and 30 min) and 2 distance-based (4 and 20 km) self-paced cycling time trials. Participants were instructed to complete each trial wit...

journal_title：International journal of sports physiology and performance

authors： Abbiss CR,Thompson KG,Lipski M,Meyer T,Skorski S

更新日期：2016-11-01 00:00:00

abstract：PURPOSE:To examine the validity of 2 kinematic systems for assessing mean velocity (MV), peak velocity (PV), mean force (MF), peak force (PF), mean power (MP), and peak power (PP) during the full-depth free-weight back squat performed with maximal concentric effort. METHODS:Ten strength-trained men (26.1 ± 3.0 y, 1.81...

journal_title：International journal of sports physiology and performance

authors： Banyard HG,Nosaka K,Sato K,Haff GG

更新日期：2017-10-01 00:00:00

abstract：PURPOSE:The purpose of this study was to determine the relationship between various lactate-threshold (LT) definitions and the average running velocity during a 10-km and a 21.1-km time trial (TT). METHODS:Thirteen well-trained runners completed an incremental maximal exercise test, a 10-km TT, and a 21.1-km TT on a m...

journal_title：International journal of sports physiology and performance

authors： Papadopoulos C,Doyle JA,LaBudde BD

更新日期：2006-09-01 00:00:00

abstract：:The aim of the current study was to analyze the temporal effects that unsportsmanlike fouls may have on basketball teams' scoring performance under consideration of context-related variables. The authors analyzed 130 unsportsmanlike fouls from 362 elite basketball games (men's and women's Olympic Games, European and W...

journal_title：International journal of sports physiology and performance

authors： Gómez MÁ,Ortega Toro E,Furley P

更新日期：2016-07-01 00:00:00

abstract：PURPOSE:To investigate the intersession reliability of selected kinematic and kinetic variables during countermovement vertical jumps (CMJs). METHODS:Thirty-five men and 35 women performed CMJs on a force platform during four testing sessions each separated by 1 wk. Kinematic variables included time in the air (TIA), ...

journal_title：International journal of sports physiology and performance

authors： Moir GL,Garcia A,Dwyer GB

更新日期：2009-09-01 00:00:00

abstract：PURPOSE:To assess the effects of different modes of morning (AM) exercise on afternoon (PM) performance and salivary hormone responses in professional rugby union players. METHODS:On 4 occasions (randomized, crossover design), 15 professional rugby players provided AM (~8 AM) and PM (~2 PM) saliva samples before PM as...

journal_title：International journal of sports physiology and performance

authors： Russell M,King A,Bracken RM,Cook CJ,Giroud T,Kilduff LP

更新日期：2016-09-01 00:00:00

abstract：PURPOSE:To quantify the external training loads of positional groups in preseason training drills. METHODS:Thirty-three elite rugby league players were categorized into 1 of 4 positional groups: outside backs (n = 9), adjustables (n = 9), wide-running forwards (n = 9), and hit-up forwards (n = 6). Data for 8 preseason...

journal_title：International journal of sports physiology and performance

authors： Cummins C,McLean B,Halaki M,Orr R

更新日期：2017-07-01 00:00:00

abstract：:The aim of the current study was to analyze the temporal effects that unsportsmanlike fouls may have on basketball teams' scoring performance under consideration of context-related variables. The authors analyzed 130 unsportsmanlike fouls from 362 elite basketball games (men's and women's Olympic Games, European and W...

journal_title：International journal of sports physiology and performance

authors： Gómez MÁ,Toro EO,Furley P

更新日期：2016-07-01 00:00:00

abstract：:In elite basketball, players are exposed to intensified competition periods when participating in both national and international competitions. How coaches manage training between matches and in reference to match scheduling for a full season is not yet known. PURPOSE:First, to compare load during short-term match co...

journal_title：International journal of sports physiology and performance

authors： Doeven SH,Brink MS,Huijgen BCH,de Jong J,Lemmink KAPM

更新日期：2020-10-01 00:00:00

abstract：CONTEXT:Badminton requires open and fast actions toward the shuttlecock, but there is no specific agility test for badminton players with specific movements. PURPOSE:To develop an agility test that simultaneously assesses perception and motor capacity and examine the test's concurrent and construct validity and its te...

journal_title：International journal of sports physiology and performance

authors： Loureiro Lde F Jr,de Freitas PB

更新日期：2016-04-01 00:00:00

abstract：PURPOSE:The main objective of this study was to investigate the efficacy of both programmed (speed, agility, and quickness; SAQ) and random (small-sided games; SSG) conditioning methods on selected neuromuscular and physical performance variables. METHODS:Twenty volunteers (21.1 +/- 4.0 y, 1.71 +/- 0.09 m, 66.7 +/- 9....

journal_title：International journal of sports physiology and performance

authors： Polman R,Bloomfield J,Edwards A

更新日期：2009-12-01 00:00:00

abstract：PURPOSE:The influence of various factors on training-load (TL) responses in basketball has received limited attention. This study aimed to examine the temporal changes and influence of cumulative training dose on TL responses and interrelationships during basketball activity. METHODS:Ten state-level Australian male ju...

journal_title：International journal of sports physiology and performance

authors： Scanlan AT,Fox JL,Borges NR,Dascombe BJ,Dalbo VJ

更新日期：2017-02-01 00:00:00

abstract：PURPOSE:To understand the validity of differential ratings of perceived exertion (dRPE) as a measure of girls' training and match internal loads. METHODS:Using the centiMax scale (CR100), session dRPE for breathlessness (sRPE-B) and leg muscle exertion (sRPE-L) were collected across a season of training (soccer, resis...

journal_title：International journal of sports physiology and performance

authors： Wright MD,Songane F,Emmonds S,Chesterton P,Weston M,Mclaren SJ

更新日期：2020-09-18 00:00:00

abstract：PURPOSE:To determine prevalence of heel strike in a midsize city marathon, if there is an association between foot-strike classification and race performance, and if there is an association between foot-strike classification and gender. METHODS:Foot-strike classification (forefoot, midfoot, heel, or split strike), gen...

journal_title：International journal of sports physiology and performance

authors： Kasmer ME,Liu XC,Roberts KG,Valadao JM

更新日期：2013-05-01 00:00:00

abstract：PURPOSE:To examine the effects of several matches per day on running performance and cardiovascular stress in referees during a national Rugby Sevens championship. METHODS:Seven referees, who refereed 3 matches/ day, were monitored by GPS during 21 matches. RESULTS:Referees' movement patterns were relatively stable f...

journal_title：International journal of sports physiology and performance

authors： Suarez-Arrones L,Núñez J,Munguía-Izquierdo D,Portillo J,Mendez-Villanueva A

更新日期：2013-09-01 00:00:00

abstract：PURPOSE:To identify the effect of additional elastic force on the kinetic and kinematic characteristics, as well as the magnitude of leg stiffness, during the performance of accentuated countermovement jumps (CMJs). METHODS:Fifteen trained male subjects performed 3 types of CMJ including free CMJ (FCMJ; ie, body weigh...

journal_title：International journal of sports physiology and performance

authors： Aboodarda SJ,Yusof A,Abu Osman NA,Thompson MW,Mokhtar AH

更新日期：2013-03-01 00:00:00

abstract：AIM:The purpose of this brief report was to examine the net oxygen cost, oxygen kinetics, and kinematics of level and uphill running in elite ultra-trail runners. METHODS:Twelve top-level ultra-distance trail runners performed two 5-minute stages of treadmill running (level, 0%, men 15 km·h-1, women 13 km·h-1; and uph...

journal_title：International journal of sports physiology and performance

authors： Willis SJ,Gellaerts J,Mariani B,Basset P,Borrani F,Millet GP

更新日期：2019-07-01 00:00:00