  Despite the ever-strong demand for mental health care globally, access to
traditional mental health services remains severely limited expensive, and
stifled by stigma and systemic barriers. Thus, over the last few years, young
people are increasingly turning to content on video-sharing platforms (VSPs)
like TikTok and YouTube to help them navigate their mental health journey.
However, navigating towards trustworthy information relating to mental health
on these platforms is challenging, given the uncontrollable and unregulated
growth of dedicated mental health content and content creators catering to a
wide array of mental health conditions on these platforms. In this paper, we
attempt to define what constitutes as "mental health misinformation" through
examples. In addition, we also suggest some open questions to answer and
challenges to tackle regarding this important and timely research topic
