نتایج جستجو برای: soccer players

تعداد نتایج: 49944  

2014
Irineu Loturco Ronaldo Kobal Saulo Gil Bruno Pivetti Katia Kitamura Lucas A. Pereira Cesar Cavinato Cal Abad Fabio Yuzo Nakamura

The aim of this study was to compare performance in sprint, change of direction speed, vertical jump and jump squat tests between elite soccer players from two different age categories (i.e., under-20 and senior players) from the same soccer club. Players performed sprints (average velocity at 5, 10 and 20 m), zig-zag change of direction speed (COD speed), squat and countermovement jump tests a...

Journal: :British journal of sports medicine 2005
K Chamari Y Hachana F Kaouech R Jeddi I Moussa-Chamari U Wisløff

BACKGROUND The aerobic capacity of soccer players substantially influences their technical performance and tactical choices. Thus, the assessment of soccer players' aerobic performance should be of interest for soccer coaches in order to evaluate and improve their endurance training sessions. In this study, we present a new test to assess aerobic performance in soccer by means of a specific dri...

Journal: :International journal of sports physiology and performance 2013
Espen Tønnessen Erlend Hem Svein Leirstein Thomas Haugen Stephen Seiler

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, 76 ± 8 kg, 181 ± 6 cm) were tested for VO2max at the Norwegian Olympic Train...

Journal: :مجله تغذیه و امنیت غذایی 0
mohammad hozoori nutritional science research center, qom university of medical sciences, qom, iran javad mohtadinia faculty of health & nutrition, tabriz university of medical sciences, tabriz, iran seyedrafie arefhosseini faculty of health & nutrition, tabriz university of medical sciences, tabriz, iran azadeh kohandani nutritional science research center, qom university of medical sciences, qom, iran maryam chamari faculty of health, tehran university of medical sciences, tehran, iran jalal sadeghizadeh yazdi department of nutrition, school of public health, shahid sadoughi university of medical sciences, yazd, iran

background: the present study was conducted to investigate the possible effects of l-carnitine and glutamine and their synergistic effects on male soccer athletes. methods: 28 male soccer players (21.1±0.7 y) were enrolled in a randomized pre and post intervention, double-blind design. before the intervention, their performances were assessed by bruce protocol, and their body composition was me...

Journal: :Journal of sports sciences 2018
Ruud J R Den Hartigh Steffie Van Der Steen Bas Hakvoort Wouter G P Frencken Koen A P M Lemmink

Applying an established theory of cognitive development-Skill Theory-the current study compares the game-reading skills of youth players selected for a soccer school of a professional soccer club (n = 49) and their non-selected peers (n = 38). Participants described the actions taking place in videos of soccer game plays, and their verbalisations were coded using Skill Theory. Compared to the n...

2013
Stevo Popovic Selçuk Akpinar Damjan Jaksic Radenko Matic Dusko Bjelica

The purpose of this study was to describe anthropometric characteristics and body composition of elite soccer and basketball players as well as to make comparisons between them. Seventy-one males were enrolled in the study, divided into three groups: twenty-six soccer players, fourteen basketball players and thirty-one healthy sedentary subjects. All subjects were assessed for the anthropometri...

Journal: :Journal of sports science & medicine 2013
Abdolhamid Daneshjoo Abdul Halim Mokhtar Nader Rahnama Ashril Yusof

The purpose of this study was to examine the effects of the 11+ and HarmoKnee warm-up programs on performance measures in professional soccer players. Thirty-six male professional soccer players (age: 18.9 ± 1.4 years) were divided into 3 groups, the 11+, HarmoKnee and control group (n = 12 per group). The experimental groups performed the programs 3 times per week for 2 months (24 sessions), w...

2012
Niyazi Eniseler Çağatay Şahan Hikmet Vurgun Hasan Fehmi Mavi

There are not enough studies that describe the isokinetic strength of professional soccer players at high angular velocities. The purpose of this study was to evaluate the seasonal changes in isokinetic strength of Turkish professional soccer players (n=14) over the course of a 24-week soccer season. The isokinetic strength of players who underwent usual soccer training and weekly competition t...

Journal: :British journal of sports medicine 2005
S T Aydog O Tetik H A Demirel M N Doral

BACKGROUND There are controversial data about the relation between foot morphology and athletic injuries of the lower extremity. Studies in soldiers have shown some relationship, whereas those involving athletes have not shown any significant relationship. The reason for these differences is not clear. OBJECTIVE To determine the effect of various sports on sole arch indices (AIs). METHOD A ...

Journal: :Journal of sports science & medicine 2002
Sergej M Ostojic Sanja Mazic

The aim of this study was to examine the effects of a carbohydrate-electrolyte drink on specific soccer tests and performance. Twenty-two professional male soccer players volunteered to participate in the study. The players were allocated to two assigned trials ingesting carbohydrate-electrolyte drink (7% carbohydrates, sodium 24 mmol.l-1, chloride 12 mmol.l-1, potassium 3 mmol.l-1) or placebo ...

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