Interesting. I have that pattern too. Sometimes I think I should just work nights, sleep only every 2 nights, or go to live in LA as my body clock is in synch with California! However, living in UK and working 9 to 5 none of those is viable so instead I thought I might try the method in the link below. I found it earlier today. http://veenix.blogspot.com/2005/10/alarm-clocks-are-bad-how-to-wake-up.html Found in today's entry on: - http://growabrain.typepad.com/growabrain/