Sea otters hold hands while sleeping so they don’t drift away from each other.
104
The higher someone’s I.Q. the more likely they are to be sleep deprived.
29
"Dysania" is the state of finding it hard getting up out of bed in the morning.
33
Sleeping on the job is acceptable in Japan. It is viewed as exhaustion from working hard. Some people fake it to look committed to their job.
57
Lack of water is the #1 trigger of daytime fatigue.
148
You burn more calories sleeping than you do watching television.
348
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240