Esports is a form of organized, competitive video gaming, conducted individually or in teams within defined game structures and rulesets. As an academic concept and research field, it investigates the complex ecosystem surrounding these competitions, encompassing player performance, team dynamics, organizational structures, economic models, cultural impacts, spectator engagement, technological infrastructure, and the psychological and physiological aspects of participation. Key characteristics include its digital native environment, structured competitive formats, emphasis on skill and strategy, and the development of a global industry involving multiple stakeholders. The significance of esports as a research domain stems from its rapid global growth, substantial economic impact, pervasive cultural influence, and its unique position at the intersection of technology, sport, and entertainment, making it a vital subject for interdisciplinary academic inquiry.