The article presents a review of research on group cohesion; an important social-psychological construct especially relevant to sport psychology where group cohesion is often considered as a crucial factor in the performance of sport teams. First, the article focuses on theoretical approaches to and delimitation of group cohesion as a diverse construct which has been defined in various ways.
The article also presents the results of scientific studies and shows the importance of cohesion and its dynamics in the field of sport where especially the performance in the team sports seems to be directly related to the relative level of group cohesion.