Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
The strangers in your dreams are actually people that you've seen in real life.
50
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
The average cat sleeps about 2/3 of the day.
203
The human brain is more active during sleep than during the day.
28
Honeybees never sleep.
276