Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
Studies show that the colder the room you sleep in, the more likely you are to have a bad dream.
28
Cows can sleep standing up, but they can only dream lying down.
745
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149
Lack of water is the #1 trigger of daytime fatigue.
148
"Dysania" is the state of finding it hard getting up out of bed in the morning.
33
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
The average person falls asleep in seven minutes.
115