نتایج جستجو برای: teenage football players

تعداد نتایج: 56302  

Journal: :journal of research in rehabilitation sciences 0
ملیحه حدادنژاد malihe hadadnezhad امیر لطافت کار amir letafatkar ملیحه حدادنژاد امیر لطافت کار

introduction: the aim of this study was to explore the relationship between genu varum abnormality and the performance and strength of lower extremity in teenage footballers. materials and methods: 60 young male football players with the mean age of 15.2± 0.78 yr, mean weight of 58.9 ± 3.39 kg and mean height of 166.6.21 cm participated in this study. kendall’s method and plumb line were used t...

Introduction: Landing mechanics, lower limb muscle strength and central stability are risk factors for anterior cruciate ligament injuries in young football players. The aim of this study was to investigate the effect of the knee control injury prevention program on landing mechanics, strength of selected lower limb muscles and central stability in adolescent male soccer players.  Methods: Th...

Journal: :International journal of sports physiology and performance 2011
Matt Spencer David Pyne Juanma Santisteban Iñigo Mujika

UNLABELLED Variations in rates of growth and development in young football players can influence relationships among various fitness qualities. PURPOSE To investigate the relationships between repeated-sprint ability and other fundamental fitness qualities of acceleration, agility, explosive leg power, and aerobic conditioning through the age groups of U11 to U18 in highly trained junior foot...

Journal: :International journal of sports physiology and performance 2011
Craig A Williams Jon L Oliver James Faulkner

PURPOSE The aim of the study was to longitudinally assess speed and jump performance characteristics of youth football players over a 3 y period. METHODS Two hundred players across five age squads (U12-U16) from an English Football League academy participated. Sprint performance (10 and 30 m) and countermovement jump height were assessed at 6 mo intervals. Pairwise analyses determined the lev...

سیف برقی, توحید , معماری, امیرحسین , کردی, رامین ,

Background: Athletes are usually skilled in physical aspects of sports they are widely involved in physical conditioning, technical and tactical training. However they usually ignore the psychological and cognitive skills linked to their performance. Sport imagery is a well known fundamental skill that has a critical role in how a player performs and shows his/her competency during a real world...

ژورنال: بیهوشی و درد 2020

 Aims and background: With respect to the prevalence of ankle injuries due to the decrease in range of motion of dorsiflexion, and to the lack of proper function in foot and/or lack of balance among basketball players, utilizing exercise plans is of great importance. Therefore, the present study aims to investigate the effect of eight weeks of thera-band exercises on the range of motion on pain...

Introduction: This research investigated the effects of violent and football video games on cognitive functions, cortisol levels, and brain waves. Methods: A total of 64 participants competed in a single-elimination tournament. Saliva samples of all players were obtained before and after the games for the assessment of cortisol levels. The cognitive performances of the players were also assess...

D Dedehdar H GHaem M Sadeghi S.M Jazaeri shoshtari SH Taghizadeh

Background & Aims: Lower limbs’ nerves are exposed to mechanical injuries in athletes (e.g. football players), because of the excessive physical demand of their job. The objective of the present study was to evaluate the influence of regular and intense sports, such as football, on nerves in the lower leg. This study was conducted during 2006 to 2007 in the Shiraz Rehabilitation Faculty, Univer...

Journal: :researchers in sport science quarterly 2010
a.a gaeini m kashef h,r joudaki nejad f kazemi

the purpose of this study was to determine the relationship between blood buffer capacity and aerobic power (vo2max) with ability to perform high intensity intermittent activities in young football players. methods: 27 male football players (age 17.66 ±0.49 years) selected as subjects. blood samples were collected before and after the yoyo intermittent test. then, after 48 hours, the bruce trea...

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