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The longest someone has ever been asleep is 18 days 21 hours and 40 minutes during a rocking chair marathon.
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If it takes less than 5 minutes to fall asleep it means you have napped too little. It should take you between 10 - 15 minutes.
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New born babies can take away 400-750 hours of their parents sleep.
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In 1998 scientists proved that if a bright light is shone on the back of a person’s knees it can reset our habit of our waking up time. This is still unexplainable.
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Ducks, to avoid being eaten by predators, can have half of its brain awake and half asleep.
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Teenagers need as much sleep as young children, about 10 hours.
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Women need more sleep than men; because they usually don’t get it, which is why they’re seen as more hormonal.
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Rapid eye movement occurs about 2 hours a night. It usually starts 90 minutes into your sleep.
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‘Cat napping’ is where you sleep with your eyes open.
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It’s could be possible that not one moment of our sleep is ‘dreamless’.