The average person falls asleep in seven minutes.
115
You forget 90% of your dreams.
256
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Termites work 24 hours per day and they do not sleep.
57
Honeybees never sleep.
276
Bats sleep 18-20 hours per day.
5
People who sleep late have more mental stamina and can outperform early risers.
33
Lack of water is the #1 trigger of daytime fatigue.
148