2/3 of a cat’s life is spent sleeping

Up to 15% of the world’s population walks in their sleep

Sleep deprivation kills you faster than food deprivation

Your favorite sleeping position reflects your personality

Sleeping less than 7 hours each night reduces your life expectancy (adults under 60)

The older you get, the less you sleep (although you still need it)

Some deaf people speak sign language in their sleep

Lack of sleep can cause weight gain of 2 pounds in under a week.

A snail can sleep for 3 years.

People can survive up to 2 months without eating, but can’t live after 11 days of no sleep.

Sleeping on the job is okay in Japan, because it’s thought to be due to exhaustion form working so hard

The best sleep is during a new moon and the worst is during one that’s full

Believing you’ve slept well (even if you haven’t) improves performance

Memories hold better during sleep.

Horses can sleep standing up.

Rabbits sleep with their eyes open.

More calories are burned during a good night’s sleep than watching TV

Giraffes only need 5-30 minutes of sleep in a 24-hour period.

Morphine is named for Morpheus, The Greek God of Sleeping and Dreaming

Koalas sleep up to 20 hours a day

8% of Americans sleep naked

40% of adult American’s have always slept on the same side of the bed

Drinking caffeine at night can interrupt the normal pattern of your body by 40 minutes

Your brain filters out non-threatening noises while you sleep, but wakes you when it thinks it hears danger.

Lose over a pound of weight by exhaling while sleeping

Somnophobia is the fear of falling asleep.

The average person falls asleep in 10-15 minutes.

Falling asleep in less than 5 minutes means sleep deprivation

Newborns spend 65% of their sleep in REM.

Exercising regularly improves sleep.

Sea otters hold hands while they sleep so they don’t drift away from each other.

Difficulty getting out of bed in the morning is called Dysania.

Lack of sleep makes you hungry.

Not sleeping for 16 hours has the same affect on performance as a .05% blood alcohol level (.08% is considered legally intoxicated)

Insomnia isn’t the loss of sleep, but the effects of it

Some car rental companies make you promise not to drive on less than 6 hours sleep

75% of the population dream in color (before color television, only 15% did)

Women need 1 hour more of sleep than men

100% cotton sheets help you sleep better

A 6 minute nap can improve your memory

Pain tolerance is reduced by sleep deprivation

60-67ºF (15.56-22.56C) are the best temps for a good night’s sleep