Lack of water is the #1 trigger of daytime fatigue.
148
Termites work 24 hours per day and they do not sleep.
57
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
A new parent will lose about 1055.6 hours of sleep in the first year of their child's life - almost 44 days!
6