New Zealand, Norfolk Island, and OuvÃ©a, the Polynesian outlier near New Caledonia, are the unsubmerged portions of the largely sunken continent of Zealandia.
The 20-minute power nap -- sometimes called the stage 2 nap -- is good for alertness and motor learning skills like typing and playing the piano. What happens if you nap for more than 20 minutes? Research shows longer naps help boost memory and enhance creativity.
But as with many things, you can get too much of a good thing. Here are some tips from recent research about taking a nap: 1. A short nap at midday, perhaps after lunch, can not only be very refreshing but can also improve our alertness and performance in the second half of the day.