ObjectivesMany individuals use YouTube™ to seek out information and share first-hand experiences about mental illnesses, as well as to gain a sense of community. YouTube™ use may be especially appealing when offline supports are lacking or difficult to access, and when there is a fear of stigmatisation. Borderline personality disorder (BPD), also referred to as emotionally unstable personality disorder (EUPD), is a complex and often stigmatised mental-health disorder. The primary objective of this study was to describe the dominant messages that individuals who self-identify with the diagnosis of BPD present through YouTube™ videos.MethodsThe content analysis method was used to review 349 first-person YouTube™ uploads. Videos were coded for information regarding video and vlogger characteristics, video type, vlogger motivation and video content. Associations between video features including upload date and style and vlogger experience and motivation were examined.ResultsFindings indicate that more people who ...