Crazy Art Ideas, the website linked below, contains a number of facts about sleep you might not ever have heard of. For example:
- A quarter of married couples sleep in separate beds
- You can only dream about faces you have already seen, whether you are aware of this or not
- Koalas sleep 22 hours a day; giraffes sleep less than 2 hours a day
- 12 percent of people dream only in black and white -- although that number was higher before the invention of color TV
To learn more amazing sleep facts, click on the link below.