The better takeaway is that napping is awesome! Moving work time into nap time resulted in a net productivity increase! That's amazing. If you consider taking

The better takeaway is that napping is awesome! Moving work time into nap time resulted in a net productivity increase! That's amazing. If you consider taking 30 minutes of a 6 hour shift to nap, that means they have to be 10% more productive for the 5.5 hours after the nap. I'd suspect hawthorne here, even though it didn't show up in the night treatment group, but it would be interesting to see if this productivity increase is sustained in the long run. >In contrast, short afternoon naps at the workplace improved an overall index of outcomes by 0.12 standard deviations, with significant increases in productivity, psychological well-being, and cognition, but a decrease in work time. Time spent napping >> time in bed. They're sufficiently exhausted by mid-day to get higher quality rest than they would by spending the same time in bed. If you're tired, you're better off getting up at your normal wake time, then taking a nap later.