Evaluating training adaptation with heart-rate measures: a methodological comparison.

abstract：PURPOSE:To assess and compare the effects of 8 wk of in-season (2 sessions/wk) low- and high-volume plyometric training (PT) on measures of physical fitness in prepubertal male soccer players. METHODS:A total of 25 soccer players were randomly assigned to a low-volume PT group (LPT; n = 13, age 12.68 ± 0.23 y, age at ...

journal_title：International journal of sports physiology and performance

authors： Chaabene H,Negra Y

更新日期：2017-10-01 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

abstract：PURPOSE:To determine the relationship between distance covered and player load (PL: sum of accelerations in all 3 planes of movement) in hockey training and competition. METHODS:Elite male hockey players (N=24) wore player-tracking devices in 7 international matches and 7 training sessions. Players were arranged in 4 ...

journal_title：International journal of sports physiology and performance

authors： Polglaze T,Dawson B,Hiscock DJ,Peeling P

更新日期：2015-05-01 00:00:00

abstract：UNLABELLED:There is a great deal of research on the responses to resistance training; however, information on the responses to strength and power training conducted by elite strength and power athletes is sparse. PURPOSE:To establish the acute and 24-h neuromuscular and kinematic responses to Olympic-style barbell str...

journal_title：International journal of sports physiology and performance

authors： Howatson G,Brandon R,Hunter AM

更新日期：2016-04-01 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：PURPOSE:The present study aimed to verify if practicing tackles during rugby union training sessions would affect the players' internal training load and acute strength loss. METHOD:A total of 9 male Italian Serie A rugby union players (age: 21 [2] y) were monitored by means of an integrated approach across 17 session...

journal_title：International journal of sports physiology and performance

authors： Lupo C,Ungureanu AN,Boccia G,Licciardi A,Rainoldi A,Brustio PR

更新日期：2021-01-05 00:00:00

abstract：PURPOSE:Games-based drills are the predominant form of training adopted during basketball practice. As such, researchers have begun to quantify the physical, physiological, and perceptual demands of different games-based drill formats. However, study methodology has not been systematically reported across studies, limi...

journal_title：International journal of sports physiology and performance

authors： O'Grady CJ,Fox JL,Conte D,Ferioli D,Scanlan AT,Dalbo VJ

更新日期：2021-01-09 00:00:00

abstract：PURPOSE:To determine the validity of the Velocomp PowerPod power meter in comparison with the Verve Cycling InfoCrank power meter. METHODS:This research involved 2 separate studies. In study 1, 12 recreational male road cyclists completed 7 maximal cycling efforts of a known duration (2 times 5 s and 15, 30, 60, 240, ...

journal_title：International journal of sports physiology and performance

authors： Merkes PFJ,Menaspà P,Abbiss CR

更新日期：2019-10-02 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：UNLABELLED:The contractile history of muscle can potentiate electrically evoked force production. A link to voluntary force production, related in part to an increase in reflex excitability, has been suggested. PURPOSE:Our purpose was to quantify the effect of postactivation potentiation on voluntary force production ...

journal_title：International journal of sports physiology and performance

authors： Hodgson MJ,Docherty D,Zehr EP

更新日期：2008-06-01 00:00:00

abstract：UNLABELLED:Regular monitoring of adaptation to training is important for optimizing training load and recovery, which is the main factor in successful training. PURPOSE:To investigate the usefulness of a novel submaximal running test (SRT) in field conditions in predicting and tracking changes of endurance performance...

journal_title：International journal of sports physiology and performance

authors： Vesterinen V,Nummela A,Ayramo S,Laine T,Hynynen E,Mikkola J,Häkkinen K

更新日期：2016-04-01 00:00:00

abstract：PURPOSE:The aim of the study was to examine the effect of fatigue, developed during prolonged high-intensity intermittent exercise, on the performance of soccer shooting and dribbling skill. METHODS:Nine semiprofessional soccer players with a mean age of 20.7+/-1.4 years volunteered to participate in the study. Partic...

journal_title：International journal of sports physiology and performance

authors： Stone KJ,Oliver JL

更新日期：2009-06-01 00:00:00

abstract：PURPOSE:To compare the training-volume (TrV) distribution of Russian international-level male biathletes, female biathletes, and cross-country skiers (XC) during an annual cycle. METHODS:Day-to-day TrVs were recorded and averaged for a 5-year period for male biathletes (n = 6), female biathletes (n = 8), and XC (n = 1...

journal_title：International journal of sports physiology and performance

authors： Myakinchenko EB,Kriuchkov AS,Adodin NV,Feofilaktov V

更新日期：2020-08-19 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:To analyze the reliability and validity of a simple computation method to evaluate force (F), velocity (v), and power (P) output during a countermovement jump (CMJ) suitable for use in field conditions and to verify the validity of this computation method to compute the CMJ force-velocity (F-v) profile (includi...

journal_title：International journal of sports physiology and performance

authors： Jiménez-Reyes P,Samozino P,Pareja-Blanco F,Conceição F,Cuadrado-Peñafiel V,González-Badillo JJ,Morin JB

更新日期：2017-01-01 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 establish the validity of smartphone photoplethysmography (PPG) and heart-rate sensor in the measurement of heart-rate variability (HRV). METHODS:29 healthy subjects were measured at rest during 5 min of guided breathing and normal breathing using smartphone PPG, a heart-rate chest strap, and electrocardiog...

journal_title：International journal of sports physiology and performance

authors： Plews DJ,Scott B,Altini M,Wood M,Kilding AE,Laursen PB

更新日期：2017-11-01 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：PURPOSE:To evaluate the effect of simulated soccer on the hamstrings eccentric torque-angle profile and angle of peak torque (APTeccH), and on the hamstrings:quadriceps torque ratio at specific joint angles (ASHecc:Qcon). METHODS:The authors assessed dominant-limb isokinetic concentric and eccentric knee flexion and c...

journal_title：International journal of sports physiology and performance

authors： Cohen DD,Zhao B,Okwera B,Matthews MJ,Delextrat A

更新日期：2015-04-01 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：PURPOSE:Previously it has been observed that, in well-trained 800-m athletes, VO2max is not attained during middle-distance running events on a treadmill, even when a race-type pacing strategy is adopted. Therefore, the authors investigated whether specialization in a particular running distance (400-m or 800-m) influe...

journal_title：International journal of sports physiology and performance

authors： James DV,Sandals LE,Draper SB,Maldonado-Martin S,Wood DM

更新日期：2007-06-01 00:00:00

abstract：:Force-time characteristics obtained during isometric strength tests are significantly correlated to various sporting movements. However, data on the relationship between isometric force-time characteristics and sprint kayaking performance are lacking in the literature. PURPOSE:The purpose of the study was, therefore,...

journal_title：International journal of sports physiology and performance

authors： Lum D,Aziz AR

更新日期：2020-09-12 00:00:00

abstract：PURPOSE:To describe the physical and technical demands of rugby league 9s (RL9s) match play for positional groups. METHODS:Global positioning system data were collected during 4 games from 16 players from a team competing in the Auckland RL9s tournament. Players were classified into positional groups (pivots, outside ...

journal_title：International journal of sports physiology and performance

authors： Kempton T,Coutts AJ

更新日期：2015-09-01 00:00:00

abstract：UNLABELLED:The combined supplementation of caffeine (CAF) and sodium bicarbonate (NaHCO3) may have a potential ergogenic effect during intermittent-exercise tasks such as judo; however, its effect in this sport has not been tested. PURPOSE:To investigate the isolated and combined effects of CAF and NaHCO3 on judo perf...

journal_title：International journal of sports physiology and performance

authors： Felippe LC,Lopes-Silva JP,Bertuzzi R,McGinley C,Lima-Silva AE

更新日期：2016-03-01 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 examine variations in physical, physiological, and performance parameters over an annual training cycle in a world champion rowing crew. METHODS:Four world-class rowers, all of them members of the men's heavyweight quadruple sculls squad who are current world rowing champions, were assessed 3 times at regul...

journal_title：International journal of sports physiology and performance

authors： Mikulic P

更新日期：2012-06-01 00:00:00

abstract：PURPOSE:To examine the validity and reliability of a novel futsal special performance test (FSPT) as a measure of futsal performance and skills. METHODS:Thirty-six futsal players with different levels of experience were recruited and divided into 2 groups (elite and nonelite). Players participated in 4 sessions (at le...

journal_title：International journal of sports physiology and performance

authors： Farhani F,Rajabi H,Negaresh R,Ali A,Amani Shalamzari S,Baker JS

更新日期：2019-09-01 00:00:00

abstract：:The National Basketball Association (NBA) has an extremely demanding competition schedule, requiring its athletes to compete in 82 regular-season games over a 6-mo period (∼3.4 games/wk). Despite the demanding schedule and high value of athletes, there is little public information on the specific game and training dem...

journal_title：International journal of sports physiology and performance

authors： McLean BD,Strack D,Russell J,Coutts AJ

更新日期：2019-04-01 00:00:00

abstract：PURPOSE:To establish appropriate work intensity for interval training that would elicit maximal oxygen uptake (VO2max) for well-trained swimmers. METHODS:Twelve male competitive swimmers completed an incremental protocol to determine the minimum velocity at VO2max (νVO2max) and, in randomized order, 3 square-wave exer...

journal_title：International journal of sports physiology and performance

authors： Sousa A,Vilas-Boas JP,Fernandes RJ,Figueiredo P

更新日期：2017-08-01 00:00:00

abstract：PURPOSE:To quantify the impact of training-intensity distribution on 10K performance in recreational athletes. METHODS:30 endurance runners were randomly assigned to a training program emphasizing low-intensity, sub-ventilatory-threshold (VT), polarized endurance-training distribution (PET) or a moderately high-intens...

journal_title：International journal of sports physiology and performance

authors： Muñoz I,Seiler S,Bautista J,España J,Larumbe E,Esteve-Lanao J

更新日期：2014-03-01 00:00:00