The strangers in your dreams are actually people that you've seen in real life.
50
"Dysania" is the state of finding it hard getting up out of bed in the morning.
33
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
People who sleep late have more mental stamina and can outperform early risers.
33
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212