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
Lack of water is the #1 trigger of daytime fatigue.
148
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Cows can sleep standing up, but they can only dream lying down.
745
Termites work 24 hours per day and they do not sleep.
57
You forget 90% of your dreams.
256
The average person falls asleep in seven minutes.
115