Add yet another factor to the circadian hypothesis of morning heart-attacks

Related to this discussion, there is a new interesting study out - Daily rhythms in blood vessels may explain morning peak in heart attacks:

It's not just the stress of going to work. Daily rhythms in the activity of cells that line blood vessels may help explain why heart attacks and strokes occur most often in early morning hours, researchers from Emory University School of Medicine have found. Endothelial cells serve as the interface between the blood and the arteries, controlling arterial tone and helping to prevent clots that lead to strokes and heart attacks, says Ibhar Al Mheid, MD, a postdoctoral cardiology researcher at Emory.

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I recently co-founded a group called the Science Writers Association of Emory (SWAE). It was created out of an overwhelming interest in science journalism and medical writing among Emory graduate students.
Please Note: There is an update to this post below the fold with the semifinal matchups. Here are the 8 teams to make the quarterfinals. I don't know what the quarterfinal matchups are, or who they beat in octofinals to get there:
Remember how I said my lab wanted to do a PPE response video to Sanjay Guptas terrifying attempt? But we couldnt for liability reasons?
Addendum published 14 July 2009 - I began this post in the spirit of revisiting the recent case of Emory University professor of psychiatry and radiology, Dr Douglas Bremner, who write the blog (and authored the book)

Great program I love it