The strangers in your dreams are actually people that you've seen in real life.
50
47% of people have a nightmare at least once a month.
186
Termites work 24 hours per day and they do not sleep.
57
The average cat sleeps about 2/3 of the day.
203
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
Bats sleep 18-20 hours per day.
5