"Dysania" is the state of finding it hard getting up out of bed in the morning.
33
The harder you concentrate on falling asleep, the less likely you are to fall asleep.
34
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Cows can sleep standing up, but they can only dream lying down.
745
Dieters who sleep more take off more fat that those who sleep less.
159
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
The average cat sleeps about 2/3 of the day.
203