The human brain is more active during sleep than during the day.
28
Studies show that the colder the room you sleep in, the more likely you are to have a bad dream.
28
The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15
A new baby usually deprives each of it's parents around 350-400 hours of sleep in the first year. That is one entire nights sleep per week, per parent.
194
You burn more calories sleeping than you do watching television.
348
Honeybees never sleep.
276
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12