ABSTRACT Introduction: Training methods that increase muscle strength have an important effect on basketball. Objective: This study was planned to investigate the of a 12-week resisted plyometric training program for isokinetic in young basketball players. Methods: Thirty-five male athletes who participate regular were randomly assigned one three groups: control group (C), exercise (P), and (RP...

The aim of this study was to find a trend of changes for selected anthropometric characteristics and motor abilities of young male and female tennis players of three different age groups. Trends were observed in the periods between 1992, 2000 and 2008. In addition, a comparison of results of tennis players and school pupils was included. The sample of subjects were selections of young tennis pl...

OBJECTIVE To investigate the prevalence of osteochondrosis in children and adolescent soccer players. MATERIALS AND METHODS A questionnaire was distributed to players of all 113 junior soccer teams participating in a regional summer championship in August 2012 inquiring about pain in the body during or after training or a match. Physical examination of the lumbar spine or legs was recommended...

Much of our focus of attention has been on sub-clinical or subtle joint pain experienced by healthy soccer players. The present study aimed to determine at which joint such subclinical pains are the most prominent, and to examine the pain-relieving effect of a chicken comb extract (CCE)-containing supplement product (test product) on these athletes. A total of 46 collegiate soccer players, cons...

An experiment was performed to test the hypothesis that a shared social space (SSS) with continuous and "rich" communication possibilities leads to co-operative behavior. The DOOM game provides a test environment, where a group of four players have to fight against each other. Two samples of 12 persons were tested playing DOOM: one with the SSS conditions (continuous spoken communication mode, ...

1 The organization of the knowledge structure of the back/pivot relationship in handball was 2 examined in regards to the status of participant (player or trainer) and the position of players 3 (back or pivot). Seven expert trainers and 20 professional players performed a similarity 4 judgment task including 30 concepts within 4 main categories: defensive modalities, back’s 5 game, pivot’s game...

This paper studies the population of chess players and the distribution of their performances measured by Elo ratings and by computer analysis of moves. Evidence that ratings have remained stable since the inception of the Elo system in the 1970’s is given in several forms: by showing that the population of strong players fits a simple logistic-curve model without inflation, by plotting players...

People can behave co-operatively or competitively with other co-workers. An experiment was performed to test the hypothesis that a shared social space (SSS) with continuous and "rich" communication possibilities leads to an increase in forming coalitions. The DOOM game – as a simulation of a competitive world – provides a test environment, where a group of four players has to fight against each...

Research has demonstrated the effectiveness of imagery use in sport, but only few studies have examined the theoretically connection between imagery and confidence in team sports. These neglect necessitated the need to examine imagery use as predictors of elite football players’ sport confidence. Descriptive data were collected from forty-three male and female football players from Nigeria usin...