Sports injury risk increases with greater participation and competitiveness that is occurring at the high school level.  Previous reports have demonstrated that the prevalence of knee injuries is high among the US high school population, however, there is a lack of information reported regarding gender and sport.  The purpose of this observational epidemiologic study was to report knee injury rates in the high school athletic population (including sport & the injured structure). Australian football players are exposed to extreme physical demands, which cause disproportionately high number of injuries compared to other sports. Due to the magnitude of the physical and psychological strains most Australian Football League players have an average career of 4.7 years inevitably meaning a player pursues a second career, and there has been little research on how their football career affects the players later in life. Therefore, the authors investigated the long-term health (mental and physical) of past Australian Football League players and the effect of prior injuries on their currently lifestyle. At the professional and NCAA Division I competition level, it is not uncommon for an out -- of-state physician to travel with his or her team .  However, an important medico-legal question has been raised with regard to this scenario: Is this traveling physician practicing medicine in a state without a license? To answer this question, Viola, et al. performed a simple yet well designed survey study with the goal of investigating if state medical licensing boards have legislation in place that exempts traveling team