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.
Actually, naps are good for most people, Mednick says. Her research shows a napâdefined as daytime sleeping that lasts between 15 and 90 minutesâcan improve brain functions ranging from memory to focus and creativity. âFor some people, naps are as restorative as a whole night of sleep,â she adds.