You forget 90% of your dreams.
256
Bats sleep 18-20 hours per day.
5
The average cat sleeps about 2/3 of the day.
203
Studies show that the colder the room you sleep in, the more likely you are to have a bad dream.
28
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149
Lack of water is the #1 trigger of daytime fatigue.
148