Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
Lack of water is the #1 trigger of daytime fatigue.
148
Bats sleep 18-20 hours per day.
5
A new parent will lose about 1055.6 hours of sleep in the first year of their child's life - almost 44 days!
6
The average cat sleeps about 2/3 of the day.
203
Cows can sleep standing up, but they can only dream lying down.
745
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240