I'm a touch biased, but I'd suggest ScienceBlogs for analysis of the latest science news.
http://scienceblogs.com/
You can also look specifically to their health/medicine and life science channels for the topics you're interested in:
http://scienceblogs.com/channel/medicine/
http://scienceblogs.com/channel/life-science/
http://scienceblogs.com/
You can also look specifically to their health/medicine and life science channels for the topics you're interested in:
http://scienceblogs.com/channel/medicine/
http://scienceblogs.com/channel/life-science/