Background: Baseball is a team sport that has a total of nine main players and includes explosive, endurance, and strength movements that can cause multiple injuries over a season due to repetitive movements, long training, and competition. The purpose of the present study was to investigate the epidemiology of shoulder and elbow injuries in Iranian Premier League baseball players. Methods: 79...

the aim of the present study was to compare the effect of coach change on team performance in iran football premier league and five major european leagues. the design of study was quantitative and the research method was causal comparative. the population of the research included all 340 teams present in iran football premier league and selected european leagues (uk premier league, spain la lig...

Background: Lavender is one type of medicinal plants which have long been used for different purposes. Objective: The purpose of this study is to investigate the effect of fragrances of Lavender on the Quality of Sleep, Mood, Team Cohesion and Performance of Women Volleyball Players. Methods: The participants in this study were 24 women volleyball players from Junior Clubs First Championship ...

b a ckground: the aim of this study was to determine the type and frequency of dietary supplements use among elite soccer players in 2011/12 season of iran’s premier football league. m ethods : this was a cross-sectional study. we randomly selected 13 teams from 18 teams in 2011/2012 season. all players of each team took part in our study. a total  of  234  soccer  players  enrolled  in  the  s...

Use of a commercially available wearable device to monitor jump load with elite volleyball players has become common practice. The purpose of this study was to evaluate the validity and reliability of this device, the Vert, to count jumps and measure jump height with professional volleyball players. Jump count accuracy was determined by comparing jumps recorded by the device to jumps observed t...

Some of the history of soccer/world football in China is presented. Then consideration turns to the 2008 Chinese Super League. It has 16 teams. The results from the first half of the season, i.e. 15 rounds, are studied. The response of interest for a specific game is whether the home team won, tied or lost, who the home team was, and who the opponent was. The response is ordinal-valued. A gener...

BACKGROUND A negative association between injuries and team success has been demonstrated in professional football, but the nature of this association in elite Rugby Union teams is currently unclear. AIM To assess the association between injury burden measures and team success outcomes within professional Rugby Union teams. METHODS A seven-season prospective cohort design was used to record...

The objective was to investigate the incidence, type and distribution of stress fractures in professional male football players. Fifty-four football teams, comprising 2379 players, were followed prospectively for 189 team seasons during the years 2001-2009. Team medical staff recorded individual player exposure and time-loss injuries. The first team squads of 24 clubs selected by UEFA as belong...