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
Some people have a "natural alarm clock" allowing them to wake up when they want. This is actually caused by a burst of the stress hormone adrenocorticotropin.
15
In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
13
The strangers in your dreams are actually people that you've seen in real life.
50
"Dysania" is the state of finding it hard getting up out of bed in the morning.
33
44% of kids watch television before they go to sleep.
106
Lack of water is the #1 trigger of daytime fatigue.
148