The COL5A1 gene, ultra-marathon running performance, and range of motion.

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：PURPOSE:To investigate the physical and physiological response to different formats of various-sided games. METHODS:Eighteen elite women's soccer players wore 15-Hz global positioning system devices and heart-rate (HR) monitors during various-sided games (small, 4 vs 4 and 5 vs 5; medium, 6 vs 6 and 7 vs 7; large, 8 v...

journal_title：International journal of sports physiology and performance

authors： Mara JK,Thompson KG,Pumpa KL

更新日期：2016-10-01 00:00:00

abstract：PURPOSE:Although the session rating of perceived exertion (sRPE) is primarily a marker of internal training load (TL), it may be sensitive to external TL determining factors, such as duration and volume. Thus, sRPE could provide further information on accumulated fatigue not available from markers of internal TL. There...

journal_title：International journal of sports physiology and performance

authors： Fusco A,Knutson C,King C,Mikat RP,Porcari JP,Cortis C,Foster C

更新日期：2020-02-01 00:00:00

abstract：:Evidence indicates that low-level laser therapy (LLLT) minimizes fatigue effects on muscle performance. However, the ideal LLLT dosage to improve athletes'performance during sports activities such as cycling is still unclear. Therefore, the goal of this study was to investigate the effects of different LLLT dosages on...

journal_title：International journal of sports physiology and performance

authors： Lanferdini FJ,Bini RR,Baroni BM,Klein KD,Carpes FP,Vaz MA

更新日期：2018-01-01 00:00:00

abstract：:The theory of deliberate practice postulates that experts are always made, not born. This theory translated to the youth-sport domain means that if athletes want to be high-level performers, they need to deliberately engage in practice during the specialization years, spending time wisely and always focusing on tasks ...

journal_title：International journal of sports physiology and performance

authors： Gonçalves C EB,Rama L ML,Figueiredo AB

更新日期：2012-12-01 00:00:00

abstract：CONTEXT:Repeat-high-intensity efforts (RHIEs) have recently been shown to occur at critical periods of rugby league matches. PURPOSE:To examine the effect that caffeine has on RHIE performance in rugby league players. METHODS:Using a double-blind, placebo-controlled, crossover design, 11 semiprofessional rugby league...

journal_title：International journal of sports physiology and performance

authors： Wellington BM,Leveritt MD,Kelly VG

更新日期：2017-02-01 00:00:00

abstract：PURPOSE:Ischemic preconditioning (IPC) through purposeful circulatory occlusion may enhance exercise performance. The value of IPC for improving performance is controversial owing to challenges with employing effective placebo controls. This study examines the efficacy of IPC versus a deceptive sham protocol for improv...

journal_title：International journal of sports physiology and performance

authors： Cheung CP,Slysz JT,Burr JF

更新日期：2019-10-11 00:00:00

abstract：PURPOSE:Despite the volume of available literature focusing on marathon running and the prediction of performance, no single prediction equations exists that is accurate for all runners of varying experiences and abilities. Indeed the relative merits and utility of the existing equations remain unclear. Thus, the aim o...

journal_title：International journal of sports physiology and performance

authors： Keogh A,Smyth B,Caulfield B,Lawlor A,Berndsen J,Doherty C

更新日期：2019-10-01 00:00:00

abstract：:In high-performance cycling, it is important to maintain a healthy balance between training load and recovery. Recently a new submaximal cycle test, known as the Lamberts and Lambert Submaximal Cycle Test (LSCT), has been shown to be able to accurately predict cycling performance in 15 well-trained cyclists. The aim o...

journal_title：International journal of sports physiology and performance

authors： Lamberts RP

更新日期：2014-07-01 00:00:00

abstract：PURPOSE:To examine the impact of varying between-matches microcycles on training characteristics (ie, intensity, duration, and load) in professional rugby league players and to report on match load related to these between-matches microcycles. METHODS:Training-load data were collected during a 26-wk competition period...

journal_title：International journal of sports physiology and performance

authors： Moreira A,Kempton T,Aoki MS,Sirotic AC,Coutts AJ

更新日期：2015-09-01 00:00:00

abstract：PURPOSE:Caffeine is frequently used by athletes as an ergogenic aid. Various alternate forms of caffeine administration are available, which may produce different effects. This investigation compares the effects of different forms of caffeine supplementation on 5-km running performance, and the relationship between ath...

journal_title：International journal of sports physiology and performance

authors： Whalley PJ,Dearing CG,Paton CD

更新日期：2019-10-11 00:00:00

abstract：PURPOSE:To quantify changes in skeletal-muscle oxygenation and pulmonary O2 uptake (V̇O2) after an extreme ultratrail running bout. METHODS:Before (PRE) and after (POST) the race (330-km, 24000 D±), profiles of vastus lateralis muscle oxygenation (ie, oxyhemoglobin [O2Hb], deoxyhemoglobin [HHb], and tissue oxygenation...

journal_title：International journal of sports physiology and performance

authors： Vernillo G,Brighenti A,Limonta E,Trabucchi P,Malatesta D,Millet GP,Schena F

更新日期：2017-04-01 00:00:00

abstract：PURPOSE:To (1) compare the pacing strategies of different-level open-water swimmers during the 10-km race of the FINA 2015 Swimming World Championships and (2) relate these pacing strategies to the race performance. METHODS:Final and intermediate split times, as well as intermediate race positions, from the 10-km race...

journal_title：International journal of sports physiology and performance

authors： Rodriguez L,Veiga S

更新日期：2018-07-01 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：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：:Recent psychophysiological models of endurance performance explained that pacing strategies and exercise-intensity regulation influence cyclists' ability to produce high mean power output (PO) during time trials (TTs). However, the relationships between these pacing strategies and psychological parameters of the athle...

journal_title：International journal of sports physiology and performance

authors： Ouvrard T,Groslambert A,Grappe F

更新日期：2019-04-01 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：PURPOSE:The purpose of this investigation was to quantify maximal aerobic power (VO2max) in soccer as a function of performance level, position, age, and time of season. In addition, the authors examined the evolution of VO2max among professional players over a 23-y period. METHODS:1545 male soccer players (22 ± 4 y, ...

journal_title：International journal of sports physiology and performance

authors： Tønnessen E,Hem E,Leirstein S,Haugen T,Seiler S

更新日期：2013-05-01 00:00:00

abstract：:The collection of retrospective lap times from video footage is a potentially useful research tool to analyze the pacing strategies in any number of competitive events. The aim of this study was to validate a novel method of obtaining running split-time data from publically available video footage. Videos of the 1500-...

journal_title：International journal of sports physiology and performance

authors： Mytton GJ,Archer DT,Thompson KG,Renfree A,St Clair Gibson A

更新日期：2013-11-01 00:00:00

abstract：PURPOSE:To better understand the carbohydrate (CHO) requirement of Australian Football (AF) match play by quantifying muscle glycogen utilisation during an in-season AF match. METHODS:After a 24 h CHO loading protocol of 8 g/kg and 2 g/kg in the pre-match meal, two elite male forward players had biopsies sampled from ...

journal_title：International journal of sports physiology and performance

authors： Routledge HE,Leckey JJ,Lee MJ,Garnham A,Graham S,Burgess D,Burke LM,Erskine RM,Close GL,Morton JP

更新日期：2018-06-12 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:In real-life competitive situations, athletes are required to continuously make decisions about how and when to invest their available energy resources. This study attempted to identify how different competitive environments invite elite short-track speed skaters to modify their pacing behavior during head-to-h...

journal_title：International journal of sports physiology and performance

authors： Konings MJ,Hettinga FJ

更新日期：2018-07-01 00:00:00

abstract：PURPOSE:To investigate whether the combination of a soccer training session, plyometric training, and change-of-direction (COD) exercises would enhance soccer ability to a greater extent than training on its own in youth soccer players. METHODS:Thirty-one youth players participated in this study (age: 12 [0.8] y). Pla...

journal_title：International journal of sports physiology and performance

authors： Michailidis Y,Tabouris A,Metaxas T

更新日期：2019-03-01 00:00:00

abstract：PURPOSE:To observe voluntary fluid and carbohydrate intakes and thermoregulatory characteristics of road cyclists during 2 multiday, multiple-stage races in temperate conditions. METHODS:Ten internationally competitive male cyclists competed in 2 stage races (2009 Tour of Gippsland, T1, n = 5; 2010 Tour of Geelong, T2...

journal_title：International journal of sports physiology and performance

authors： Ross ML,Stephens B,Abbiss CR,Martin DT,Laursen PB,Burke LM

更新日期：2014-05-01 00:00:00

abstract：:This study examined the influence of turn radius on velocity and energy profiles when skidding and step turning during more and less effective downhill turns while cross-country skiing. Thirteen elite female cross-country skiers performed single turns with a 9- or 12-m radius using the skidding technique and a 12- or ...

journal_title：International journal of sports physiology and performance

authors： Sandbakk O,Bucher Sandbakk S,Supej M,Holmberg HC

更新日期：2014-01-01 00:00:00

abstract：CONTEXT:Rugby union is a physically demanding collision sport with high injury rates. There is a common perception that higher training loads result in greater injury risk in field-based sports. OBJECTIVES:To determine injury, anthropometric, and physical-performance characteristics in junior rugby union players and i...

journal_title：International journal of sports physiology and performance

authors： Ball S,Halaki M,Sharp T,Orr R

更新日期：2018-01-01 00:00:00

abstract：PURPOSE:To determine the consistency of commercially available devices used for measuring elevation gain in outdoor activities and sports. METHODS:Two separate observational validation studies were conducted. Garmin (Forerunner 310XT, Edge 500, Edge 750, and Edge 800; with and without elevation correction) and SRM (Po...

journal_title：International journal of sports physiology and performance

authors： Menaspà P,Impellizzeri FM,Haakonssen EC,Martin DT,Abbiss CR

更新日期：2014-09-01 00:00:00

abstract：PURPOSE:Self-report (SR) has been the primary method used to assess fluid intake during endurance events, but unfortunately, little is known about the validity of SR. The purpose of this study was to compare SR fluid intake with direct measurement (DM) during a 70.3-mile triathlon. METHODS:Fifty-three (42 men, 11 wome...

journal_title：International journal of sports physiology and performance

authors： Wilson PB,Rhodes GS,Ingraham SJ

更新日期：2015-07-01 00:00:00

abstract：PURPOSE:To compare the effects of 2 different intensity distribution training programs (threshold [THR] and polarized [POL]) on fat metabolism and neuromuscular variables. METHODS:Twenty ultrarunners were allocated to POL (n = 11; age 40.6 [9.7] y, weight 73.5 [10.8] kg, VO2max 55.8 [4.9] mL·kg-1·min-1) or THR group (...

journal_title：International journal of sports physiology and performance

authors： Pérez A,Ramos-Campo DJ,Marín-Pagan C,Martínez-Noguera FJ,Chung LH,Alcaraz PE

更新日期：2019-10-15 00:00:00

abstract：PURPOSE:The purpose of this study was to analyze the effects of high-level competition on salivary free cortisol, countermovement jump (CMJ), and rating of perceived exertion (RPE) and the relationships between these fatigue indicators in a group of elite middle- and long-distance runners. METHOD:The salivary free cor...

journal_title：International journal of sports physiology and performance

authors： Balsalobre-Fernández C,Tejero-González CM,del Campo-Vecino J

更新日期：2014-09-01 00:00:00