Yup, I'm the same way. Given my own lack of external input, I go about a 25hr cycle. Apparently this is very normal. We're very tied to light as a way of resetting the clock every day.
Unfortunately, I'm tied to an external schedule now, so I have to try and mesh at least a little bit. :}
(no subject)
Date: 2007-01-11 07:26 pm (UTC)Unfortunately, I'm tied to an external schedule now, so I have to try and mesh at least a little bit. :}