Usually half an hour to an hour. Enough to feel refreshed, but not so much it goes into the next sleep cycle. Typical siesta: http://en.wikipedia.org/wiki/Siest

Usually half an hour to an hour. Enough to feel refreshed, but not so much it goes into the next sleep cycle. Typical siesta: http://en.wikipedia.org/wiki/Siesta http://en.wikipedia.org/wiki/Siesta