Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
You burn more calories sleeping than you do watching television.
348
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15
The average cat sleeps about 2/3 of the day.
203