Not sure if anyone else has experienced this - but the bright light of the computer monitor does seem to affect it. There is a good evidence for it: http://en.

Not sure if anyone else has experienced this - but the bright light of the computer monitor does seem to affect it. There is a good evidence for it: http://en.wikipedia.org/wiki/Light_therapy http://en.wikipedia.org/wiki/Light_therapy Basically, if you are using it late at night you are getting light therapy at the wrong time though. I'm currently doing an experiment where I turn off the computer at 11pm to see if it makes it easier to fall asleep earlier. This is harder to stick to than it sounds at first glance though.