YouTube as a source of information on COVID-19 and rheumatic disease link.

Besides high-quality videos, there were substantially low-quality videos that could cause misleading information to spread rapidly during the pandemic. Videos from trustworthy sources such as universities, academics, and physicians should be kept in the foreground.Key Points•Web-based platforms have become an important source of health-related information. One of the most important online sources is YouTube because it is easy accessible and free.•Of the videos evaluating the link between COVID-19 and rheumatic diseases, 41.4% (n = 19) were of high quality.•The main sources of high-quality videos were academics/universities and physicians.•The most frequently discussed topics in videos were the place of hydroxychloroquine in the treatment of COVID-19 and whether to continue the use of existing rheumatological drugs.