The strangers in your dreams are actually people that you've seen in real life.
50
The human brain is more active during sleep than during the day.
28
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
Bats sleep 18-20 hours per day.
5
47% of people have a nightmare at least once a month.
186
Honeybees never sleep.
276