If you are having trouble with sleep (i.e. too little sleep at night and wanting to sleep at work), just get yourself into a meeting or training. You're come out as new.
Read more about narcolepsy here
http://en.wikipedia.org/wiki/Narcolepsy
Sometimes, narcolepsy can lead to cataplexy
http://en.wikipedia.org/wiki/CataplexyA bad day fishing is better than a good day at work