Site of the Day: emedicine
"The eMedicine point-of-care clinical reference features up-to-date, searchable, peer-reviewed medical articles organized in specialty-focused textbooks, and is continuously updated with practice-changing evidence culled daily from the medical literature."
http://emedicine.medscape.com/
Other Links:
Site of the Day: Dangerous supplements
OrganizedWisdom Health
Site of the Day: yourdictionary.com