This study analysed the intensity and direction of referee’s emotions 24 to 48 hours before a game, looking into relation between stress, cognitive appraisal, performance perception. Participants were 708 football referees, 91.2% male 8.8% female. The results indicate higher prevalence positive rather than negative showing that, when perceived as facilitating referees’ sports performance, they ...

The Video Assistant Referee (VAR) is a technology that changing the behavior of referees, players, managers, and fans in soccer. This scoping review mapped studies on use VAR An electronic database searching was performed November 2020 using Medline/PubMed, Scopus, Web Science. Studies analyzed field referees or video assistants addressed professional soccer were eligible. Studies’ characterist...