A story is a short video (which you can even make with your smartphone) to explain any healthcare related issue or treatment. You can talk to camera, or even create a short animation or slideshow.
Patients submit questions to the community when they feel their issue has not been properly addressed. Answering a question contributes to the community, helping that patient and others who are searching for that answer also.
A topic is usually written in a comprehensive and structured way. It can be about a symptom, a condition, a treatment or a medicine or device. You can create your own topic or share one written by a colleague.
Playlist are stories and topics which have been grouped together. You can share playlists created by you or a colleague with patients. Playlists can be about any issue, for instance a condition or a treatment.
You start your own community or contribute to one created by a colleague. Communities are great ways for a knowledgeable group of healthcare professionals and patients to share content which can help someone searching for answers.