Why sitting is bad for you - Murat Dalkilinç

Zašto je sednje loše - Murat Dalkilinc (Murat Dalkilinç)

9,082,335 views ・ 2015-03-05

TED-Ed


Please double-click on the English subtitles below to play the video.

Prevodilac: Anja Saric Lektor: Mile Živković
00:06
Right now, you're probably sitting down to watch this video
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Ovog trenutka verovatno sedite dok gledate ovaj video
00:09
and staying seated for a few minutes to view it is probably okay.
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i sedenje od nekoliko minuta dok ga pogledate je verovatno u redu.
00:14
But the longer you stay put, the more agitated your body becomes.
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Ali, što duže ostanete u sedećem položaju, vaše telo postaje sve više uzrujano.
00:19
It sits there counting down the moments until you stand up again
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Sedi tako i broji trenutke dok ponovo ne ustanete
00:23
and take it for a walk.
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i prošetate ga.
00:25
That may sound ridiculous.
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Ovo možda zvuči smešno.
00:26
Our bodies love to sit, right?
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Naša tela vole da sede, zar ne?
00:29
Not really.
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Ne baš.
00:30
Sure, sitting for brief periods can help us recover from stress
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Naravno, kratkoročno sedenje nam može pomoći da se oporavimo od stresa
00:34
or recuperate from exercise.
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ili od vežbanja.
00:36
But nowadays, our lifestyles make us sit much more than we move around,
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Ali u današnje vreme, stil života nam nameće da sedimo više nego što se krećemo,
00:42
and our bodies simply aren't built for such a sedentary existence.
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i naša tela jednostavno nisu napravljena za tako sedentno postojanje.
00:46
In fact, just the opposite is true.
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Zapravo, upravo suprotno od toga.
00:49
The human body is built to move,
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Ljudsko telo je napravljeno da se kreće,
00:51
and you can see evidence of that in the way it's structured.
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i dokaz za to možemo videti u njegovoj strukturi.
00:54
Inside us are over 360 joints, and about 700 skeletal muscles
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Sastoji se od preko 360 zglobova i oko 700 skeletnih mišića
01:00
that enable easy, fluid motion.
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što omogućava lako i fluidno kretanje.
01:03
The body's unique physical structure gives us the ability to stand up straight
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Jedinstvena struktura tela, omogućuje nam da stojimo uspravno
01:07
against the pull of gravity.
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uprkos sili gravitacije.
01:09
Our blood depends on us moving around to be able to circulate properly.
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Pravilna cirkulacija krvi zavisi od našeg kretanja.
01:14
Our nerve cells benefit from movement,
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Naše nervne ćelije imaju korist od kretanja,
01:16
and our skin is elastic, meaning it molds to our motions.
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a naša koža je elastična, što znači da se oblikuje prema našem kretanju.
01:21
So if every inch of the body is ready and waiting for you to move,
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Dakle, ako je svaki pedalj našeg tela spreman i čeka da se pokrenemo,
01:25
what happens when you just don't?
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šta se događa ako to ne učinimo?
01:28
Let's start with the backbone of the problem, literally.
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Hajde da krenemo od srži problema, bukvalno.
01:32
Your spine is a long structure
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Naša kičma je dugačka struktura
01:34
made of bones and the cartilage discs that sit between them.
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napravljena od kostiju i diskova hrskavice koji su između njih.
01:38
Joints, muscles and ligaments that are attached to the bones
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Zglobovi, mišići i ligamenti koji su pripojeni uz kosti
01:41
hold it all together.
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drže ih zajedno.
01:43
A common way of sitting is with a curved back and slumped shoulders,
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Obično sedimo s povijenim leđima i upalim ramenima
01:47
a position that puts uneven pressure on your spine.
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što je pozicija u kojoj naša kičma trpi nejednak pritisak.
01:51
Over time, this causes wear and tear in your spinal discs,
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Vremenom, ovo dovodi do trošenja spinalnih diskova,
01:55
overworks certain ligaments and joints,
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premora određenih ligamenata i zglobova,
01:57
and puts strain on muscles that stretch
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i stavlja napor na mišiće koji se istežu
02:00
to accommodate your back's curved position.
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kako bi se prilagodili kičmi u povijenom položaju.
02:04
This hunched shape also shrinks your chest cavity while you sit,
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Ovaj pogrbljeni oblik takođe suzbija grudni koš dok dišemo,
02:08
meaning your lungs have less space to expand into when you breath.
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što znači da pluća imaju manje prostora da se šire kada udahnemo.
02:13
That's a problem because it temporarily limits the amount of oxygen
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To je problem jer privremeno ograničava količinu kiseonika
02:17
that fills your lungs and filters into your blood.
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koja ispunjava pluća i filtrira se u krv.
02:20
Around the skeleton are the muscles, nerves, arteries and veins
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Oko skeleta su mišići, nervi, arterije i vene
02:25
that form the body's soft tissue layers.
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koji formiraju sloj mekog tkiva.
02:28
The very act of sitting squashes, pressurizes and compresses,
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Sam čin sedenja guši, pritiska i kompresuje
02:33
and these more delicate tissues really feel the brunt.
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i ovo mnogo delikatnije tkivo to zaista oseća.
02:37
Have you ever experienced numbness and swelling in your limbs when you sit?
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Da li ste ikada osetili ukočenost i oticanje u udovima kada sedite?
02:41
In areas that are the most compressed,
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U delovima koji su najviše skučeni,
02:43
your nerves, arteries and veins can become blocked,
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vaši nervi, arterije i vene mogu da se blokiraju
02:46
which limits nerve signaling, causing the numbness,
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što ograničava nervne signale, dovodeći do utrnuća
02:50
and reduces blood flow in your limbs, causing them to swell.
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i smanjuje protok krvi u udovima, dovodeći do oticanja.
02:55
Sitting for long periods also temporarily deactivates lipoprotein lipase,
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Sedenje u dužim intervalima privremeno deaktivira lipoproteinsku lipazu,
03:00
a special enzyme in the walls of blood capillaries
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specijalni enzim u zidovima krvnih kapilara
03:04
that breaks down fats in the blood,
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koji razgrađuje masti u krvi,
03:07
so when you sit, you're not burning fat nearly as well as when you move around.
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tako da dok sedimo, ne sagorevamo masti ni približno kao kad se krećemo.
03:13
What effect does all of this stasis have on the brain?
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Kakav efekat ovaj zastoj ima na mozak?
03:16
Most of the time, you probably sit down to use your brain,
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Većinu vremena, sedimo kako bismo koristili mozak,
03:19
but ironically, lengthy periods of sitting actually run counter to this goal.
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ali ironično, duži periodi sedenja imaju kontra efekat.
03:24
Being stationary reduces blood flow
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Biti nepokretan smanjuje protok krvi
03:26
and the amount of oxygen entering your blood stream through your lungs.
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i količinu kiseonika koja ulazi u krvotok kroz pluća.
03:30
Your brain requires both of those things to remain alert,
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Vašem mozgu trebaju obe ove stvari kako bi ostao na oprezu,
03:34
so your concentration levels will most likely dip
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tako da će vam nivo koncentracije verovatno opasti
03:37
as your brain activity slows.
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kako se aktivnost mozga smanjuje.
03:40
Unfortunately, the ill effects of being seated don't only exist in the short term.
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Nažalost, loši efekti sedenja nisu samo kratkoročni.
03:45
Recent studies have found that sitting for long periods
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Skorašnje studije su otkrile da je dugoročno sedenje
03:48
is linked with some types of cancers and heart disease
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povezano sa nekim vrstama raka i srčanih bolesti
03:52
and can contribute to diabetes, kidney and liver problems.
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i može dovesti do dijabetesa i problema sa bubrezima i jetrom.
03:57
In fact, researchers have worked out that, worldwide,
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Zapravo, naučnici širom sveta otkrili su da
04:00
inactivity causes about 9% of premature deaths a year.
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neaktivnost izaziva oko 9% preranih smrti godišnje.
04:05
That's over 5 million people.
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To je preko 5 miliona ljudi.
04:08
So what seems like such a harmless habit
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Dakle, ono što deluje kao bezazlena navika
04:10
actually has the power to change our health.
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zapravo ima moć da promeni naše zdravlje.
04:14
But luckily, the solutions to this mounting threat are simple and intuitive.
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Ali srećom, rešenja za ovu pretnju su jednostavna i inutitivna.
04:19
When you have no choice but to sit,
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Kada nemate drugog izbora nego da sedite,
04:21
try switching the slouch for a straighter spine,
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probajte da zamenite pogrbljeni položaj sa onim u kojem vam je kičma prava,
04:25
and when you don't have to be bound to your seat,
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a kada ne morate da budete vezani za stolicu,
04:27
aim to move around much more,
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imajte u cilju da se krećete što više,
04:30
perhaps by setting a reminder to yourself to get up every half hour.
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možda da sebi stavite podsetnik da ustanete svakih pola sata.
04:35
But mostly, just appreciate that bodies are built for motion, not for stillness.
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Ali najpre samo cenite to da su tela napravljena da se kreću a ne da miruju.
04:41
In fact, since the video's almost over, why not stand up and stretch right now?
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Zapravo, kako je ovaj video skoro završen, zašto ne biste ustali i protegli se sada?
04:46
Treat your body to a walk.
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Počastite svoje telo šetnjom.
04:47
It'll thank you later.
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Biće vam zahvalno kasnije.
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