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Thomas Edison believed sleep was a waste of time and only slept for three hours a night, sometimes working for 72 hours straight.
- Winston Churchill, the former British prime minister kept an extremely irregular sleeping schedule and was said to have taken two-hour naps very often.
- Tennis star Roger Federer views sleep as one of the most important aspects of his life and concentrates as much on his restorative sleep as he does on hitting the practice court.
- President Barack Obama reportedly nods off at 1 a.m. and rises at 7 a.m. whilst possible future US President Donald Trump scrapes by on only three to four hours a night. Former Australian PM Kevin Rudd is known to dream in Chinese and Julia Gillard was said to have been asleep for most of her tenure as Prime Minister.
- NSW Rugby League Player Mitchell Pearce was actually medically asleep during all of his State of Origin Appearances against QLD.
- Half of the brain of a Dolphin is always awake
- A python sleeps for 18 hours a day, around the same time as a Koala and Sloth.
- Clinophobia (or Somniphobia) is a fear of going to sleep.
- New Parents can lose around 400-750 hours of sleep in the first year.
- The world record for not sleeping was set by 17-year-old Randy Gardner in 1964 when he was awake for 264 hours and 12 minutes.
- The average person wakes up about six times per night.
- 12% of people have black and white dreams. Before colour television the number was 75%.
- You can only dream about faces you have already seen.
- When you die you will have slept about 1/3 of your life, which for the average person is approximately 25 years.
- Man is the only mammal that willingly delays sleep.
- Being awake for 17 hours straight is equivalent to having a .05 percent blood alcohol level.
- A survey of 5,000 Australian Rugby League fans found that they are more likely to fall asleep when they heard Wally Lewis speak.
- You’re more likely to die from sleep deprivation before starvation. It takes two weeks to starve, but 10 days without sleep can kill you.