Honeybees never sleep.
276
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Those who get out of bed by 7am are more likely to be thinner and happier.
20
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
13
Bats sleep 18-20 hours per day.
5
Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22