You burn more calories sleeping than you do watching television.
348
Cows can sleep standing up, but they can only dream lying down.
745
The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15
You can reschedule your sleeping pattern by not eating 12-16 hours before you want to be awake. Upon eating after this time period, your internal clock will reset to a new day, with the time of your first meal being interpreted as "morning".
11
Bats sleep 18-20 hours per day.
5
You forget 90% of your dreams.
256
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
In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
13