Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
The higher someone’s I.Q. the more likely they are to be sleep deprived.
29
The harder you concentrate on falling asleep, the less likely you are to fall asleep.
34
People who sleep late have more mental stamina and can outperform early risers.
33
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
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
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