What effects does a backpack have on the spine?

Slinging a backpack over one shoulder can cause a person to lean to one side to compensate for the uneven weight. This can curve the spine. Over time, this can cause lower and upper back pain, strained shoulders and neck, and even functional scoliosis (curvature of the spine).



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But wearing a backpack incorrectly, or carrying one that's too heavy, can have harmful effects on the spine. Incorrect backpack use is associated with back pain, neck pain, bad posture, and intervertebral disk compression, possibly leading to a herniated disk.

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A child carrying a heavy backpack will tend to lean forward to balance their centre of gravity, which results in a reduction of lumbar lordosis and increased thoracic kyphosis [4]. Such a posture may become habitual and be maintained even after taking the backpack off.

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These heavy loads place stress on the spine and shoulders of children, causing muscle strain and fatigue. For some kids the aches and pains are bad enough to seek medical attention. Too much weight can also lead to bad habits such as poor posture and excessive slouching.

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Back pain from carrying backpacks can be avoided with the following solutions:
  1. • Check your posture. Carrying a backpack, especially a heavy one can change your spinal alignment. ...
  2. • Lessen the load. ...
  3. • Wear your backpack properly. ...
  4. • Consider backpacks with padded shoulder straps. ...
  5. • See a specialist.


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Using a heavy bag actually causes children to have back problems, such as spinal misalignments, because it pulls bones, ligaments, and muscles downward. The misalignments can cause pain, fatigue, and other side effects. They can cause long-term pain and side effects if not addressed properly.

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This type of paralysis can occur when a backpack overloads our shoulder girdle, causing the shoulder blades to sag down dragging the collarbones with them. The collarbones will then compress the delicate long thoracic nerve against our rib cage and it is this nerve compression which causes the paralysis.

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Walking, hiking or running with a weighted backpack is known as rucking. It's a tough workout that can help you build endurance while also gaining muscle, said Michael O'Dowd, tactical expert for the fitness brand Ten Thousand with nine years of experience as a SEAL.

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Carrying a purse or messenger-style backpack over one shoulder might sound like a source of neck pain, but the reality is that this can also contribute to sciatica pain. Carrying excess weight on one side of your back puts undue stress on your muscles, which can cause inflammation and irritation on your sciatic nerve.

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Overloaded backpacks may strain muscles and joints, cause neck pain, and can lead to headaches. Heavy backpacks can also pinch or strain nerves at points of contact.

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Parents are often surprised at how much their child's backpack actually weighs. As a general rule, to prevent injury, a full backpack should weigh no more than 10 to 20 percent of your child's body weight. How a student wears a backpack is often just as important as its overall weight.

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Backpacks that are too heavy or are worn incorrectly can cause problems for children and teenagers. Improperly used backpacks may injure muscles and joints. This can lead to severe back, neck, and shoulder pain, as well as posture problems.

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Backpacks are perfect for carrying work documents, a laptop, and other necessary items. They are also a great way to keep your hands free while you are on the go.

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Lockers could be good for students because they can keep their schoolwork safe and secure. “You don't have to put as much stuff in your backpack, having a lot of stuff in your bag can give you a lot of back pain, that's not nice, and you won't forget your stuff,” says sophomore Madison Martel.

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Repetitive movements like bending or lifting, as well as carrying unbalanced loads like a heavy backpack or shoulder bag, can also increase your risk for developing a herniated disc.

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