20 Things You Didn’t Know About Sleep
Discover magazine lists 20 things that you didn’t know about sleep or things that related to sleep. It is a huge tips, but some of items there are pretty shocking:
4 Mattresses have an average life span of 8 to 10 years. They grow some nasty stuff in that time; one study links mattress bacteria to sudden infant death syndrome.
5 An adult bedbug can survive up to one year without feeding.
…
12 Thanks in part to their afternoon naps, Spaniards sleep an average of 40 minutes less per night than other Europeans. Spain also has the highest rate of workplace accidents in the EU and the third lowest productivity rate.
Can the stat in #12 implies taking nap will decrease productivity and concentration throughout the day?
20 Things You Didn’t Know About… Sleep – [Discover]



Comments
Hawk says on July 7th, 2006 at 11:23 am
taking a nap for longer than about 20 minutes results in your body switching to the deepest type of sleep and starting a normal sleep cycle.
Thus, your sleep pattern gets screwed up and your body thinks that whenever you nap is actually whenever you should be going to bed at the end of the day.
So, #12 makes some amount of sense depending on how long people nap.