Qualitative research has its own particular strengths and therefore is able to grasp themultidimensionality of meanings, contexts, unanticipated phenomena, processes and explanationswhich can be found in the world of sport, games and physical activity. The article gives an overviewover the different subject fields and articles covered by this special issue of the Forum Qualitative Sozialforschung / Forum: Qualitative Social Research on sport science(s).