Osteoarthritis (OA) is the most prevalent joint disease globally, drawing growing attention due to its significant clinical impact. This Special Interest Group (SIG) seeks to share the latest advancements in OA, targeting members interested in furthering research in this field. The group aims to foster the development and distribution of relevant guidelines and research, as well as public education about OA, to implement best clinical practices, and to shape the future directions of OA research.