Nothing wrong with wanting a nap. Taking a nap is another thing altogether. :)

Although I don't have as severe a problem as you have, I know what it's like to be dead tired all day at work and then unable to get quality sleep at home. I'm sorry for you.

About your stomach...Have you seen this (http://news.bbc.co.uk/1/hi/health/3604189.stm)? Gross, but it sounds like it works. :)