According to Huffington Post...Napping has many benefits:
Napping Boosts Alertness
Napping Improves Learning And Memory
Napping Increases Creativity
Napping Boosts Productivity
Napping Zaps Stress
A new way to nap!
here are other countries that take a nap or siesta during the day:
The siesta is traditional daily sleep of the Iberia peninsula and through Spanish influenced, of Latin America countries. afternoon sleep is also common habit in China, India, Italy (riposo in Italian), Greece, Croatia, Malta. the Middle East and North Africa. in these countries, the heat can be unbearable in early afternoon, making a midday break in the comfort of one's home ideal. however, in some countries where naps are taken, such as Northern Spain, Southern Argentina, Chile, the climate is similar to that of Canada and Northern Europe. besides the climate, in many countries with the habit it is common to have the largest meal of the day in afternoon, in contrast with other countries where only a lighter lunch is taken.
Also Turkey and Iraq.