State concussion laws and sport-league policies are important tools for protecting public health, but also present implementation challenges. Both state laws and league policies often require athletes provide written acknowledgement of having received concussion-related information and/or of their responsibility to report concussion-related symptoms. This paper examines these requirements in tw...

Numerous investigations have attested to the efficacy of the National Football League (NFL)-225 test to estimate one repetition maximum (1RM) bench press. However, no studies have assessed the efficacy of the test to track changes in strength across a training program. The purpose of this study was to determine the accuracy of the NFL-225 test for determining the change in 1RM bench press in Na...

Introduction. The aim of the study was to determine the causal attributions of success and failure in a football match in a group of football players, as well as to investigate the association of the players’ attributions with their level of achievement and the relationships between their causal attributions and affective states. Material and methods. The study involved 75 football players, inc...

CONCERN EXISTS ABOUT THE cardiovascular health implications of large size among professional football players and those players who aspire to professional status. An estimated 4.3 million youth ages 6 to 17 years participated in football in 2000 in the United States, including tackle, touch, and flag football. A 2005-2006 high school participation survey estimated that 1.1 million students part...

This paper defends the use of evolutionary algorithms to generate (and evolve) strategies that manage the behavior of a team in simulated football videogames. The chosen framework to develop the experiments is Robocup, an internatonal project that promotes the use of Artificial Intelligence in socially significant areas. One of these areas is related to computer games in the form of a simulated...

Background. Novices in sport possesses similar visual skills to that of experts, however there may be major differences in magnitude of performance in these skills, with expert athletes only demonstrating superiority in specific vision skills and not all aspects of vision. Objectives. In this vain, the aim of this study was to discern whether Premier League rugby players has enhanced visio-spa...

A lot of money is involved with the transfers of top players in the big European football leagues. For various reasons, obtaining a good economic valuation of football players throughout the year is valuable, in other words, not just when a player has just transferred. Furthermore, it is relevant to consider how the market value of a player relates to the performance of that player. Both these ...