Cows can sleep standing up, but they can only dream lying down.
745
Termites work 24 hours per day and they do not sleep.
57
Dieters who sleep more take off more fat that those who sleep less.
159
Lack of water is the #1 trigger of daytime fatigue.
148
The average cat sleeps about 2/3 of the day.
203
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
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22