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Old 10-01-2007, 05:20 AM
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Default How can i avoid the risk as a polysleeper?

Yesterday,I read a coverage about sleep.An UK scienstist points out that a man who's sleeping time everyday less than 5 hours is under a high risk of death.usually it is 2.5 times to the normal.
I planed to be a polysleeper long time ago and I want to run it from now on.But after reading that article,I have to think about it again.
and how can I avoid this risk?
I am looking forward to your discussion.thank you!

My english is not very well,if I make many mistakes above pls correct it for me too.
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Old 10-01-2007, 06:50 AM
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Polyphasic sleep isn't very well researched. Nobody can really tell you whether it increases, decreases or doesn't effect the chance to die.

In general you can expect people that are forced to sleep less than five hours to have other health problems that affect their death risk. The amount of workalholics who also have a bunch of other unhealty habits is probably also greater in that category.

Last, sleep is not about quantity but quality. While you sleep your body has to do certain things.

The argument behind the polyphasic sleep theory is that sleeper multiple times per day a shorter duration allows you to get the same amount of sleep benifits as a longer monophasic night.

Monophasic people generally can't live on 2 hours per day for weeks or month, while polyphasic people can.
That lets you assume that there is an effect that allows polyphasic people to get more quality of sleep in the same time as a monophasic person.

Quote:
my english is not very well,if i make many mistakes above pls correct it for me too.
In english, you capitalise the beginning of every sentence. In addition you capitalise I even when it doesn't appear at the beginning of a sentence.
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Old 10-03-2007, 12:37 AM
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maybe a good dose of meditation and yoga would help to supplement the "rest" part of deep sleep. and by the way i speak english, i just dont feel like it is worth my time to capitalise my letters when on a forum lol. whatever floats your boat right.

peace
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Old 10-03-2007, 12:53 AM
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I'm not all that well read on the whole polyphasic sleep thing, but there seems to be a fundamental problem with it: According to advocates, polyphasic sleepers go almost directly into REM sleep when they take their daily naps.

But what they don't seem to describe is the fact that, for many people, it might take a good 20 to 30 minutes to even drop off to sleep, much less go directly into REM sleep.

There are those people, undoubtedly, that can do it, just like there are those people who can run 100 yards in 10.5 seconds... but they're few and far between.

As for me, I'll stick with the tried-and-tested process, developed over millions of years of evolution, to sleep when it's dark and be awake when it's light.
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Old 10-03-2007, 03:31 AM
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Quote:
Originally Posted by cdn2wheeler View Post
As for me, I'll stick with the tried-and-tested process, developed over millions of years of evolution, to sleep when it's dark and be awake when it's light.
I assume you'll avoid candles as well?
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Old 10-03-2007, 08:02 AM
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Quote:
As for me, I'll stick with the tried-and-tested process, developed over millions of years of evolution, to sleep when it's dark and be awake when it's light.
Thats not exactly correct, if you put people in a room with a constant lighting they will eventually switch to polyphasic sleep which might indicate that in earlier times we where poly sleepers. It also makes sense if you think about it, in those times it would be very beneficial to sleep short amounts throughout the day in regards to dangerous animals.

Also babies are basically polyphasic sleepers, look at how hard it is to get them to sleep monophasic.

I suspect monophasic sleep is more learned that 'preprogrammed'...
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Old 10-03-2007, 09:14 AM
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Quote:
Yesterday,I read a coverage about sleep.An UK scienstist points out that a man who's sleeping time everyday less than 5 hours is under a high risk of death.usually it is 2.5 times to the normal.
2.5 times the normal rate of death is what exactly?

This really doesnt tell anybody anything. The percentage chance for death among a given person in the UK on a given day could be .001

Multiplying .001 by 2.5 is .0025

A multiplier on a miniscule percentage is really nothing to worry about. For all we know thats what they re basing their studies off of.

If you want to go polyphasic, do it - Steve did for a long time and others have as well.
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Old 10-03-2007, 02:11 PM
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Quote:
Originally Posted by cdn2wheeler View Post
I'm not all that well read on the whole polyphasic sleep thing, but there seems to be a fundamental problem with it: According to advocates, polyphasic sleepers go almost directly into REM sleep when they take their daily naps.
This bit of REM sleep misinformation has been floating around for a long time, but that doesn't make it true. The one guy who we know has studied polyphasic sleep, Claudio Stampi, discovered that the proportions of REM sleep, deep sleep, etc stay the same when you're on a naps-only schedule. If I remember correctly, some naps are REM sleep naps, but others are deep sleep naps.

Video of one of Stampi's sleep experiments
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Old 10-03-2007, 03:46 PM
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Quote:
Originally Posted by DailyGrowing View Post
Yesterday,I read a coverage about sleep.An UK scienstist points out that a man who's sleeping time everyday less than 5 hours is under a high risk of death.usually it is 2.5 times to the normal.
I wonder if that's including accidents for people who weren't getting enough sleep to feel rested and think clearly. For the average person, driving after being up for 20 hours is said to be as dangerous as having a .08 blood alcohol level.

Prosecutor right to go after drowsy driver
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Old 10-04-2007, 06:29 AM
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Quote:
I wonder if that's including accidents for people who weren't getting enough sleep to feel rested and think clearly. For the average person, driving after being up for 20 hours is said to be as dangerous as having a .08 blood alcohol level.
Take a look at that study. The don't seperate courses of death in that study.
Also note that the amount of people and come here and ask how do I limit the risk of death coused by sleeping more than ten hours is pretty limited.

According to that study the risk of sleeping 3 hours instead of 7 hours only increases by 20% for men an 30% for woman instead of your 150%. That study also had a large sample size to make it trustworthy.

In comparison sleeping ten or more hours increases the risk of dying a lot more with 32% for men and 40% for woman.

Quote:
A multiplier on a miniscule percentage is really nothing to worry about. For all we know thats what they re basing their studies off of.
That logic is faulty. Questions like do life an additional 30 or 60 years do matter, even when the percentage of dying on any one day is relativly small.
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Old 10-04-2007, 02:43 PM
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Quote:
Originally Posted by Nelson View Post
2.5 times the normal rate of death is what exactly?
It would be about 250%.

The fact that the death rate is so high for monophasic sleepers says to me that there is a just a flaw in our sleep system. The proposed immortality just isn't reflected by any reliable study.
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