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
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
The higher someone’s I.Q. the more likely they are to be sleep deprived.
29
The average cat sleeps about 2/3 of the day.
203
Bats sleep 18-20 hours per day.
5
People who sleep late have more mental stamina and can outperform early risers.
33
"Dysania" is the state of finding it hard getting up out of bed in the morning.
33