The human brain is more active during sleep than during the day.
28
The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15
Termites work 24 hours per day and they do not sleep.
57
"Dysania" is the state of finding it hard getting up out of bed in the morning.
33
47% of people have a nightmare at least once a month.
186
Bats sleep 18-20 hours per day.
5
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12