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Random Sleep Facts
42 facts tagged with Sleep Facts
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The strangers in your dreams are actually people that you've seen in real life.
50
Hypnic Jerk
When you wake up with a jolt, it's called a Hypnic Jerk. This usually happens during the lightest stages of sleep, and can happen as a natural reaction when you fall asleep in a car or airplane.
35
Bats sleep 18-20 hours per day.
5
Knocker-Up
Until the 1920s, there was a profession called 'knocker-up', which involved going from client to client and tapping on their windows (or banging on their doors) with long sticks until they woke up.
46
Napping After Learning
Taking a nap after learning something can help your retention of it.
54
Cats and sleep
On average, cats sleep for 2/3 of their life. This would mean that a 9 year old cat has been asleep for 6 years.
29
44% of kids watch television before they go to sleep.
106
Honeybees never sleep.
276