You forget 90% of your dreams.
256
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
"Dysania" is the state of finding it hard getting up out of bed in the morning.
33
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15