Lack of water is the #1 trigger of daytime fatigue.
148
In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
13
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
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Those who get out of bed by 7am are more likely to be thinner and happier.
20
The strangers in your dreams are actually people that you've seen in real life.
50
You burn more calories sleeping than you do watching television.
348