On Thu, 6 May 2004 23:02:15 +0100, Ashley Moran wrote:
> It seems to me inconceivable that the body knows what time it is without reference to
>light anyway.
It's called "Circadian Rhythms" (aka Biological Clock). An easy
intro is:
http://www.nimh.nih.gov/publicat/bioclock.cfm
PS A simple example from my own life is that I feel much better when
I sleep 8 hours starting at 11pm than when I sleep 8 hours starting at
2am.
--
Cheers,
Ken