Termites work 24 hours per day and they do not sleep.
57
Lack of water is the #1 trigger of daytime fatigue.
148
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
The average person falls asleep in seven minutes.
115
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
The higher someone’s I.Q. the more likely they are to be sleep deprived.
29
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149
Honeybees never sleep.
276