Some people have a "natural alarm clock" allowing them to wake up when they want. This is actually caused by a burst of the stress hormone adrenocorticotropin.
15
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
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The average person falls asleep in seven minutes.
115
The harder you concentrate on falling asleep, the less likely you are to fall asleep.
34
Those who get out of bed by 7am are more likely to be thinner and happier.
20
If you hold farts in during the day, they'll just come out when you sleep.
16
Bats sleep 18-20 hours per day.
5