I've been keeping detailed records of my blood pressure for the last 5 years. I've noticed that on days following a poor sleep my blood pressure rises. I'm thinking that there may be some remote connection between sleep and blood pressure.

Indeed this mayo study found just such an effect ...

http://www.sciencedaily.com/releases/2006/...60612082835.htm

I wonder what the effect of short cap naps during the day are on blood pressure.

Here's an interesting article about flies and sleep

http://www.sciencedaily.com/releases/2006/...60612082835.htm