People who sleep late have more mental stamina and can outperform early risers.
33
Studies show that the colder the room you sleep in, the more likely you are to have a bad dream.
28
Cows can sleep standing up, but they can only dream lying down.
745
Lack of water is the #1 trigger of daytime fatigue.
148
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
A new parent will lose about 1055.6 hours of sleep in the first year of their child's life - almost 44 days!
6
Sleeping on the job is acceptable in Japan. It is viewed as exhaustion from working hard. Some people fake it to look committed to their job.
57
You forget 90% of your dreams.
256