MedWorm

"MedWorm is a medical RSS feed provider as well as a search engine built on data collected from RSS feeds. MedWorm collects updates from over 4000 authoritative data sources (growing each day) via RSS feeds. From the data collected, MedWorm provides new outgoing RSS feeds on various medical categories that you can subscribe to, via the free MedWorm online service, or another RSS reader of your choice"