Cows can sleep standing up, but they can only dream lying down.
745
You can reschedule your sleeping pattern by not eating 12-16 hours before you want to be awake. Upon eating after this time period, your internal clock will reset to a new day, with the time of your first meal being interpreted as "morning".
11
"Dysania" is the state of finding it hard getting up out of bed in the morning.
33
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
Studies show that the colder the room you sleep in, the more likely you are to have a bad dream.
28
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
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