If you hold farts in during the day, they'll just come out when you sleep.
16
Studies show that the colder the room you sleep in, the more likely you are to have a bad dream.
28
The average person falls asleep in seven minutes.
115
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
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
The human brain is more active during sleep than during the day.
28