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Dr. Michael J. Breus

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Lack of Sleep Linked to Premature Death

Posted: 06/22/10 09:00 AM ET

It is said that moderation is key. This is true even when it comes to sleep.

British researchers just released a new study confirming what has long been thought to be true: sleeping less or more than 6 to 8 hours is associated with premature death.

So if you routinely find yourself sleep deprived because you really need eight hours but only get five... or if you're someone who likes to lie between the sheets for nine or 10 hours when your body is fine with just seven hours of sleep, then you may be setting yourself up for an early death.

Sorry to sound so dramatic.

The study actually discovered:

  • Sleeping less than 6 hours a night was associated to a 12 per cent higher chance of premature death compared to sleeping the recommended six to eight hours.
  • This finding was based on pooled data from more than 1.3 million participants worldwide.
  • Some potentially better news: although consistently sleeping 9 or more hours a night was also linked to an increased risk of death, the researchers concluded this was probably for different reasons than not sleeping enough.


Why the difference? Well,
sleeping less-than-necessary may cause ill-health, whereas being a long sleeper (sleeping more than is biologically necessary) is believed to represent more an indicator of ill-health.

Short sleepers' poor sleep habits could be the chief culprit for triggering their medical conditions.  Though sleep deprivation has been linked to a smorgasbord of medical ailments, from heart disease to obesity, the same cannot be said for sleeping too much.

Longer sleepers' time between the sheets may indicate that something else is wrong, fueling their need to catch those excess zzz's.  Consistently sleeping nine or more hours (in adults) is a wake-up call for longer sleepers to see a doctor and find out if something other than a biological need for sleep is keeping them in bed.

Few people have the problem of banking too much sleep. It's the other end of the spectrum--sleeping too little--that drives a huge epidemic of so many of the sleep disorders in this country.

Unfortunately, the threat of a shorter life for being a short sleeper isn't a strong enough threat to get people to change their habits. If it were, then we'd see the same pressure to change habits among overweight people who live with a higher risk of illness and premature death due to their weight. Most habits are hard to break or change.

But I have to say, it's likely much easier to change a bad sleep habit than to change a bad eating habit. Don't you think? 

Bottom line:  find the happy medium between the short and long end of the sleep spectrum. Find your sweet spot for sleep.

Moderation is key.  Moderation is magic. After all, if there's one time you want to go long, it's life. 

Sweet Dreams,

Michael J. Breus, PhD
The Sleep Doctorâ„¢
www.thesleepdoctor.com

This article on sleep deprivation is also available at Dr. Breus's official blog, The Insomnia Blog: by Sleep Doctor Michael Breus, PhD.

 
 
 

Follow Dr. Michael J. Breus on Twitter: www.twitter.com/thesleepdoctor

It is said that moderation is key. This is true even when it comes to sleep. British researchers just released a new study confirming what has long been thought to be true: sleeping less or more than ...
It is said that moderation is key. This is true even when it comes to sleep. British researchers just released a new study confirming what has long been thought to be true: sleeping less or more than ...
 
 
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02:23 PM on 06/25/2010
When it comes to medical research it is wise to recall the saying "everything published in medical journals is a lie and they'll prove it in 5 years".
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HUFFPOST SUPER USER
gleitz05
Old people are allowed to be cranky.
02:50 PM on 06/24/2010
Oh, great. Another study showing how my life span will be shortened. I can't get enough sleep because of my medical condition. I have two forms of arthritis that keep me in chronic pain making slumber time very difficult. I can sleep part of the night in a bed and the rest of the time in a chair. But never get more than two hours of uninterrupted sleep before pain wakes me up. So, is the lack of shut-eye going to kill me, the arthritis itself, or the narcotic pain relievers I use? Hmmm.....maybe a combination of the three? Too bad these studies never address people like me. Or ever offer any type of advice. Studies show that most studies are done for the profit of the person conducting the study!
RACVC
Forever Young - B. Dylan
09:16 AM on 06/27/2010
I hope that you have pursued additional medical opinions regarding your reported symptoms. Chronic sleep disturbance coupled with chronic pain results in a depression secondary to a sleep disturbance. It is a vicious circle but treatment is truly available. Narcotic drugs can be helpful for pain management but not for what you're describing.
Best wishes and please get a second or third opinion. You have the right to a quality of life!
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Brooklyn73
10:47 AM on 06/24/2010
I'll sleep when I'm dead.
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gemzenith
05:37 PM on 06/23/2010
I love to sleep! I have awesome dreams!Better than TV or movies.
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Beth Boyle
12:10 PM on 06/23/2010
I get a bit nutty without sleep. I just have to have it or I turn into a monster anyway.
11:44 PM on 06/22/2010
Uh oh. This news is going to contribute to my insomnia. And the longer I am the worse I am going to fear death.. which will keep me up. Internet please stop telling me stuff like this anymore!
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DeanOfTomatoes
Farmer/Fisherman
06:12 AM on 06/23/2010
Number 9.
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MerrieWay
11:43 PM on 06/22/2010
Great yogi's have gone with little sleep and purportedly lived to a ripe old age. Would the stress and havoc we endure have something to do with the sleep component? Meditators and athletes are often in the zone, an alpha-type state frequency.
My sleep patterns vary, I can be nocturnal when I'm writing...or be an early riser when I'm filming. Or be a slug in Hawaii..
.Dr. Breus thank you for the food-thought for sleep. Pray tell, what state of sleep is considered to be the most beneficial? And, if we're having nightmares running our tail off from a monster, is that healthy sleep? A psyche doc would say you're working out your aggressions, or fears- a good thing. Yet, you wake- up exhausted feeling like you put in 7 hours of heavy labor. Oh well... I have an early wake-up call...time to say, nighty night.
Sweet dreams,Merrie Lynn
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Dnietz
Tired of censorship? Reddit
03:01 PM on 06/23/2010
purportedly
is the key word

as is slowly being proven
much of yogism
while a nice thought
is turning out to be bunk

there is even a famous indian scientist with his own tv show in india
and all he does is debunk silly spiritual garbage

of course meditation is good
so is reducing stress
and many other practical things taught by yogis and such

but those things like don't have to sleep
can survive a month without drinking water
or can give you a stroke by just looking at you

are total garbage
of course they are

and lets give some other obvious answers to your question

the state of sleep that is the most beneficial is laying down with your eyes closed in a quiet and dark room

if you are regularly having nightmares, you have other issues to deal with. sleeping the correct hours on their own wont fix them. it is a separate issue from this article
01:44 PM on 06/22/2010
I think that short amounts of sleep would also be an indicator of ill health. One of the greatest factors of "not enough sleep" being stress. Stress will lead to all of the "causing ill health(s)."
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Dnietz
Tired of censorship? Reddit
03:03 PM on 06/23/2010
sometimes having two jobs or two jobs and a family are the cause

the lack of sleep then CAUSES the ill health. not the other way around.

it can be true in both directions.
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NYCSocialWork
12:28 PM on 06/22/2010
Great! One more thing to worry about while I'm awake at night. Thanks.