Having the opportunity Based on "The Secret Truth About Napping" article, you want to wake up at the end of a sleep stage so that you wake up feeling energized; naps that don't interfere with a sleep stage are proven to be better naps than ones that disrupt one of these stages. This article also makes inferences that "longer naps worked better than shorter ones" according to a short study on NASA astronauts. In my experiences
Having the opportunity Based on "The Secret Truth About Napping" article, you want to wake up at the end of a sleep stage so that you wake up feeling energized; naps that don't interfere with a sleep stage are proven to be better naps than ones that disrupt one of these stages. This article also makes inferences that "longer naps worked better than shorter ones" according to a short study on NASA astronauts. In my experiences