Check the beautiful and very useful visualization of the most current healthcare related conversations at the New York Times Health blog. The widget below has a few few topics that may be of global interest. The full visualization is available at: http://www.nytimes.com/interactive/2009/09/29/health/health-care-convers...

Here is how to use it:

"Share your thoughts and reply to others' about the health care debate. Click on one of the boxes below to participate in a conversation about that topic. The boxes are sized according to the number of comments posted about each topic over the previous 24 hours. You can also mouse over the silhouettes to see a sampling of recent comments."