From a NLM Announcement:
The NLM YouTube channel will post a variety of videos on topics from database training, NLM exhibitions (like an overview of the new Native Voices: Native Peoples’ Concepts of Health and Illness), Public Service Announcements, lectures and more. Interested parties can subscribe to be notified whenever new content is posted on the NLM channel. The NLM site also features links to NIH YouTube channels and other federal health resources.
Direct to NLM’s New YouTube Channel