You burn more calories sleeping than you do watching television.
348
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
"Dysania" is the state of finding it hard getting up out of bed in the morning.
33
You forget 90% of your dreams.
256
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
A new parent will lose about 1055.6 hours of sleep in the first year of their child's life - almost 44 days!
6
The human brain is more active during sleep than during the day.
28