The benefits of good posture - Murat Dalkilinç

TED-Ed
30 Jul 201504:27

Summary

TLDRThis script emphasizes the importance of good posture for overall health, explaining how it is the foundation for every movement and affects the body's ability to handle stress. Poor posture can lead to various health issues, including scoliosis, headaches, and back pain. The transcript outlines what good posture looks like and offers practical tips for improving it, such as adjusting the environment, exercising, and using ergonomic aids. It also highlights the importance of movement over long periods of immobility, even with good posture.

Takeaways

  • 🧍 Posture is foundational for every movement and affects how the body adapts to stresses like gravity and carrying weight.
  • 😠 Poor posture can cause muscles to work harder, leading to tightness and inflexibility, and over time, impairing the body's ability to handle forces.
  • 🤕 Poor posture is linked to health issues like scoliosis, tension headaches, and back pain, although it is not the sole cause.
  • 💡 Posture can influence emotional states and sensitivity to pain, indicating its psychological and physiological impact.
  • 📉 Modern habits, such as sitting awkwardly or using computers and mobile devices, are contributing to a decline in average posture quality.
  • 🌟 Good posture involves an S-shaped spine with three natural curves when viewed from the side, promoting upright stance and stress absorption.
  • 👶 The development of the S-shaped spine occurs between 12-18 months as muscles strengthen, which is not present at birth.
  • 📏 A simple test for good standing posture is a straight line from the front of the shoulder to the hip, knee, and slightly in front of the ankle, aligning the center of gravity.
  • 💺 For sitting, the neck should be vertical, shoulders relaxed, and knees at a right angle with feet flat on the floor for optimal posture.
  • 🛠️ Improving posture involves redesigning the environment with ergonomic adjustments, proper sleep posture, and supportive footwear.
  • 🏋️‍♂️ Maintaining muscle and joint movement is crucial, as even stationary good posture can be detrimental without regular movement and exercise.
  • 🤔 If concerned about posture, consulting a physical therapist is recommended for personalized advice and guidance.

Q & A

  • Why is maintaining good posture important for our health?

    -Good posture is crucial as it serves as the foundation for every movement our body makes and helps our body adapt to various stresses, such as carrying weight or the force of gravity. Poor posture can lead to muscle imbalances, increased wear and tear on joints and ligaments, and reduced efficiency of organs like the lungs.

  • What are the consequences of having poor posture over time?

    -Long-term poor posture can cause dysfunctional adaptations that impair the body's ability to deal with forces, leading to tight and inflexible muscles, inhibited muscles, and increased likelihood of accidents. It has also been linked to conditions like scoliosis, tension headaches, and back pain.

  • How can poor posture affect our emotional state and sensitivity to pain?

    -Posture can influence emotional states and sensitivity to pain, although the specific mechanisms are not detailed in the script. It suggests a broader impact of posture on overall well-being beyond just physical health.

  • What factors contribute to the worsening of posture in modern times?

    -Factors such as sitting in awkward positions for extended periods and the use of computers or mobile devices, which encourage looking downward, contribute to the worsening of posture.

  • What does an ideal spine alignment look like from the front, back, and side views?

    -From the front or back, all 33 vertebrae should appear stacked in a straight line. From the side, the spine should have three curves: one at the neck, one at the shoulders, and one at the small of the back, forming an 'S' shape.

  • How do the natural curves of the spine develop in infants?

    -Infants are born with a single 'C' shaped curve in their spine. The additional curves develop by 12-18 months as the muscles strengthen, helping to maintain an upright posture and absorb stress from activities.

  • What is the significance of the spine's 'S' shape in terms of body mechanics?

    -The 'S' shape of the spine helps us stay upright, absorb stress from activities like walking and jumping, and aligns the body's center of gravity over its base of support for efficient movement with minimal fatigue and muscle strain.

  • What are some ergonomic adjustments that can be made to improve posture while working?

    -Adjusting the screen to eye level or slightly below, ensuring proper support for elbows and wrists with ergonomic aids, and maintaining a vertical neck position while sitting are some ergonomic adjustments that can help improve posture.

  • How can one's sleeping position affect their posture?

    -Sleeping on one's side with the neck supported and using a pillow between the legs can help maintain good spinal alignment and posture.

  • What are some lifestyle changes that can contribute to better posture?

    -Wearing shoes with low heels and good arch support, using a headset for phone calls to avoid neck strain, and incorporating regular movement and exercise to keep muscles strong are lifestyle changes that can support better posture.

  • Why is it recommended to consult with a physical therapist if concerned about posture?

    -A physical therapist can provide personalized guidance and exercises to correct posture issues, ensuring that the advice is tailored to an individual's specific needs and conditions.

Outlines

00:00

🧍 Importance of Good Posture

This paragraph emphasizes the significance of maintaining good posture for overall health and well-being. It explains how posture is the basis for all body movements and impacts how the body copes with various stresses, including gravity. Poor posture can lead to muscle imbalances, increased wear and tear on joints and ligaments, and even affect organ efficiency. The paragraph also links poor posture to various health issues like scoliosis, tension headaches, and back pain. It highlights the importance of good posture in preventing these issues and suggests that it can influence emotional states and pain sensitivity.

Mindmap

Keywords

💡Posture

Posture refers to the way a person holds their body while sitting or standing. It is fundamental to the video's theme as it underpins the body's ability to move and adapt to various stresses. The script emphasizes the importance of good posture in preventing muscle strain and maintaining overall health. For example, the transcript mentions that 'If your posture isn't optimal, your muscles have to work harder to keep you upright and balanced.'

💡Scoliosis

Scoliosis is a medical condition characterized by an abnormal curvature of the spine. It is mentioned in the script as one of the health issues that can be linked to poor posture, although it is not the exclusive cause. The term is relevant as it illustrates the potential long-term consequences of neglecting good posture.

💡Muscles

Muscles are essential for maintaining posture and body movement. The script discusses how poor posture can lead to some muscles becoming tight and inflexible, while others may be inhibited. This relates to the video's theme by highlighting the impact of posture on muscle health and functionality, as stated: 'Some muscles will become tight and inflexible. Others will be inhibited.'

💡Stress

In the context of the script, stress refers to the physical pressures exerted on the body, such as carrying weight or the constant pull of gravity. The video explains how good posture helps the body adapt to these stresses more efficiently, preventing muscle overwork and potential injuries.

💡Efficiency

Efficiency, in this case, pertains to the body's ability to perform movements with minimal fatigue and muscle strain. The script links good posture to increased efficiency, as it allows the body's center of gravity to be directly over its base of support, as illustrated when discussing the ideal alignment from shoulders to ankles.

💡Ergonomics

Ergonomics is the study of designing equipment and devices that fit the human body, reducing strain and discomfort. The video suggests using ergonomic aids to support body parts like elbows and wrists, which is crucial for maintaining good posture while working with computers or other devices.

💡Vertebrae

Vertebrae are the individual bones that make up the spine. The script explains that from the front or back, all 33 vertebrae should appear stacked in a straight line for good posture. This concept is central to understanding the structural aspect of a healthy spine.

💡Curves

The script refers to the natural curves of the spine, which include one at the neck, one at the shoulders, and one at the small of the back. These curves are essential for maintaining an 'S-shaped' spine, which helps in staying upright and absorbing stress from activities like walking and jumping.

💡Center of Gravity

The center of gravity is the point at which the body's weight is evenly distributed. The video emphasizes that good posture aligns the center of gravity directly over the base of support, which is crucial for efficient movement and reduced muscle strain.

💡Movement

Movement is a key concept in the script, as it discusses the importance of not just having good posture but also engaging in regular movement to keep muscles and joints healthy. The video advises against being stationary for long periods, even with good posture, and encourages smart movement practices.

💡Physical Therapist

A physical therapist is a healthcare professional who specializes in rehabilitating and improving movement. The script suggests consulting a physical therapist if one is concerned about their posture, indicating their role in providing personalized advice and treatment for postural issues.

Highlights

Posture is the foundation for every movement your body makes and can determine how well your body adapts to stresses like carrying weight or gravity.

Poor posture can cause muscles to work harder, leading to tightness and inflexibility, and impairing the body's ability to deal with forces.

Poor posture inflicts extra wear and tear on joints and ligaments, increases accident likelihood, and makes organs like lungs less efficient.

Researchers have linked poor posture to scoliosis, tension headaches, and back pain, though it isn't the exclusive cause of any of them.

Posture can influence emotional state and sensitivity to pain.

Sitting in awkward positions for long or using computers/mobile devices that encourage looking downward can promote poor posture.

Many studies suggest that posture is getting worse on average.

Good posture involves a straight alignment of the spine's 33 vertebrae from the front or back, and three natural curves from the side.

Babies' spines have one 'c' curve, with additional curves developing by 12-18 months as muscles strengthen.

Proper spine alignment allows a straight line from shoulder to hip, knee, and slightly in front of the ankle, keeping the center of gravity over the base of support.

For good sitting posture, the neck should be vertical, shoulders relaxed, arms close to the trunk, and knees at a right angle with feet flat on the floor.

To improve posture, redesign your environment by adjusting screens to eye level and using ergonomic aids for body support.

Sleeping on your side with neck support and a pillow between legs can help maintain good posture.

Wearing shoes with low heels and good arch support and using a headset for phone calls can contribute to better posture.

Keeping muscles and joints moving is crucial, as being stationary with good posture can be worse than moving with bad posture.

Moving smartly, keeping carried items close to the body, and exercising regularly helps maintain strong muscles to support good posture.

Consulting a physical therapist can provide personalized advice for improving posture.

Transcripts

play00:07

Has anyone ever told you, "Stand up straight!"

play00:11

or scolded you for slouching at a family dinner?

play00:14

Comments like that might be annoying, but they're not wrong.

play00:18

Your posture, the way you hold your body when you're sitting or standing,

play00:22

is the foundation for every movement your body makes,

play00:26

and can determine how well your body adapts to the stresses on it.

play00:30

These stresses can be things like carrying weight,

play00:33

or sitting in an awkward position.

play00:35

And the big one we all experience all day every day: gravity.

play00:41

If your posture isn't optimal,

play00:42

your muscles have to work harder to keep you upright and balanced.

play00:46

Some muscles will become tight and inflexbile.

play00:49

Others will be inhibited.

play00:51

Over time, these dysfunctional adaptations

play00:54

impair your body's ability to deal with the forces on it.

play00:58

Poor posture inflicts extra wear and tear on your joints and ligaments,

play01:02

increases the likelihood of accidents,

play01:05

and makes some organs, like your lungs, less efficient.

play01:09

Researchers have linked poor posture to scoliosis,

play01:12

tension headaches,

play01:13

and back pain,

play01:15

though it isn't the exclusive cause of any of them.

play01:18

Posture can even influence your emotional state

play01:21

and your sensitivity to pain.

play01:23

So there are a lot of reasons to aim for good posture.

play01:27

But it's getting harder these days.

play01:29

Sitting in an awkward position for a long time can promote poor posture,

play01:33

and so can using computers or mobile devices,

play01:37

which encourage you to look downward.

play01:39

Many studies suggest that, on average, posture is getting worse.

play01:43

So what does good posture look like?

play01:46

When you look at the spine from the front or the back,

play01:48

all 33 vertebrae should appear stacked in a straight line.

play01:53

From the side, the spine should have three curves:

play01:56

one at your neck, one at your shoulders, and one at the small of your back.

play02:01

You aren't born with this s-shaped spine.

play02:03

Babies' spines just have one curve like a "c."

play02:06

The other curves usually develop by 12-18 months

play02:10

as the muscles strengthen.

play02:12

These curves help us stay upright and absorb some of the stress

play02:16

from activities like walking and jumping.

play02:19

If they are aligned properly,

play02:20

when you're standing up,

play02:22

you should be able to draw a straight line

play02:24

from a point just in front of your shoulders,

play02:26

to behind your hip,

play02:27

to the front of your knee,

play02:29

to a few inches in front of your ankle.

play02:32

This keeps your center of gravity directly over your base of support,

play02:36

which allows you to move efficiently

play02:38

with the least amount of fatigue and muscle strain.

play02:41

If you're sitting, your neck should be vertical,

play02:43

not tilted forward.

play02:45

Your shoulders should be relaxed with your arms close to your trunk.

play02:49

Your knees should be at a right angle with your feet flat on the floor.

play02:53

But what if your posture isn't that great?

play02:56

Try redesigning your environment.

play02:59

Adjust your screen so it's at or slightly below eyelevel.

play03:03

Make sure all parts of your body,

play03:05

like your elbows and wrists, are supported,

play03:08

using ergonomic aids if you need to.

play03:11

Try sleeping on your side with your neck supported

play03:14

and with a pillow between your legs.

play03:16

Wear shoes with low heels and good arch support,

play03:20

and use a headset for phone calls.

play03:22

It's also not enough to just have good posture.

play03:25

Keeping your muscles and joints moving is extremely important.

play03:30

In fact, being stationary for long periods with good posture

play03:34

can be worse than regular movement with bad posture.

play03:38

When you do move, move smartly.

play03:41

Keep anything you're carrying close to your body.

play03:43

Backpacks should be in contact with your back carried symetrically.

play03:48

If you sit a lot, get up and move around on occassion,

play03:52

and be sure to exercise.

play03:54

Using your muscles will keep them strong enough to support you effectively,

play03:58

on top of all the other benefits to your joints, bones, brain and heart.

play04:03

And if you're really worried, check with a physical therapist,

play04:07

because yes, you really should stand up straight.

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関連タグ
Posture AdviceHealth TipsMuscle StrainErgonomicsBack PainScoliosisLigament CareBody MechanicsPosture CorrectionWellness GuideMovement Efficiency
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