Are usually maintained with commentary, descriptions, or other material (like graphics or video).
Blogs provide commentary or news – health is a common blog subject; others function as more personal online diaries. A typical blog combines text, images, and links to other blogs, Web pages, and other media related to its topic.
The ability for readers to leave comments in an interactive format can be an important part of many blogs. Are they useful as a tool for citizen health associations / networks? Please give us your input.