Back Pain: Causes, Prevention, Treatment and Warning Signs

Back pain is extremely common and can affect people of almost any age.

It may appear suddenly after lifting something, develop gradually, or occur without an obvious cause.

For some people it lasts only a few days or weeks. For others, it can persist or repeatedly return.

The good news is that most low back pain is not caused by a serious disease, and many people recover with time, appropriate movement and self-care.

Understanding back pain can help you respond appropriately without either ignoring important symptoms or becoming unnecessarily frightened.

How Common Is Low Back Pain?

Low back pain is one of the world's most common health problems.

According to the World Health Organization (WHO), approximately 619 million people worldwide were living with low back pain in 2020.

WHO estimates that this could increase to about 843 million people by 2050, partly because populations are growing and ageing.

Low back pain is also the leading cause of disability worldwide.

It is therefore not simply a problem affecting office workers, older adults or people who perform heavy physical work.

It can affect almost anyone.

What Is Low Back Pain?

Low back pain generally describes pain between the lower edge of the ribs and the buttocks.

It may feel like:

• a dull ache,
• stiffness,
• soreness,
• muscle tension,
• burning,
• or a sharp pain.

Sometimes pain can spread from the lower back into the buttock or leg.

Pain travelling down a leg may sometimes involve irritation or compression of a spinal nerve and can be accompanied by tingling, numbness or weakness.

What Causes Back Pain?

There isn't always an identifiable cause.

In fact, WHO reports that approximately 90% of low back pain is non-specific.

This means healthcare professionals cannot confidently attribute the pain to one particular disease or structural abnormality.

Back pain may involve a combination of muscles, joints, ligaments, discs, nerves and other factors.

Possible causes or contributing factors can include:

• muscle or ligament strain,
• lifting or moving loads,
• awkward or repetitive movements,
• prolonged static positions,
• physical inactivity,
• falls or other injuries,
• certain spinal conditions,
• inflammatory conditions,
• fractures,
• and, less commonly, other diseases.

Psychological and social factors such as stress can also influence persistent pain.

Back pain is therefore often more complicated than simply having “bad posture.”

Is Sitting All Day Bad for Your Back?

Long periods of sitting can contribute to discomfort, particularly when combined with little movement.

But the old idea that sitting in one imperfect position automatically damages your spine is too simplistic.

Work-related musculoskeletal problems are influenced by several factors, including:

• prolonged static positions,
• repetitive movements,
• awkward postures,
• heavy physical work,
• lifting,
• pushing or pulling,
• vibration,
• workload,
• and psychosocial factors.

Rather than trying to maintain one supposedly “perfect” posture throughout the entire day, focus on having a reasonably comfortable workstation and changing position regularly.

Movement matters.

Is There a Perfect Sitting Posture?

There is no single sitting position that everyone must maintain every minute of the day.

A comfortable workstation can still make a significant difference.

When working at a desk, consider:

• supporting your back,
• keeping your feet comfortably supported,
• positioning your screen so you do not constantly bend your neck,
• keeping frequently used items within easy reach,
• avoiding unnecessary twisting,
• and changing position regularly.

If your feet cannot comfortably reach the floor, a suitable footrest may help.

The important principle is not to become rigidly obsessed with sitting perfectly straight.

Comfort, support and regular movement are more realistic goals.

Take Regular Movement Breaks

Remaining in one position for a long time can contribute to muscle fatigue and discomfort.

If your work involves prolonged sitting, regularly:

• stand up,
• walk for a short period,
• gently change position,
• stretch if comfortable,
• or perform another appropriate movement.

The same principle applies to jobs involving prolonged standing.

Your body generally benefits from variation rather than remaining in one position throughout the day.

How to Lift More Safely

Manual lifting is an important consideration for many workers and people performing everyday tasks.

Before lifting something heavy or awkward:

• consider whether you actually need to lift it manually,
• use lifting equipment where available,
• ask someone to help with heavy or bulky objects,
• keep the load reasonably close to your body,
• avoid unnecessary twisting while carrying it,
• move your feet when changing direction,
• and avoid sudden uncontrolled movements.

There is no single lifting technique that eliminates all risk.

The object's weight, size, shape, frequency of lifting and workplace environment all matter.

People whose jobs involve frequent manual handling may need appropriate workplace training and ergonomic assessment.

Does Exercise Help Back Pain?

Physical activity is an important part of maintaining overall musculoskeletal health.

For most non-specific back pain, prolonged inactivity is generally not helpful.

Appropriate movement and exercise can help improve:

• strength,
• mobility,
• physical function,
• confidence in movement,
• and ability to return to everyday activities.

Exercise does not have to mean intense gym training.

Depending on your circumstances, activities might include:

• walking,
• swimming,
• appropriate strengthening exercises,
• mobility exercises,
• or another form of activity you enjoy and can perform safely.

People with significant pain, injuries or medical conditions may need advice from an appropriate healthcare professional or physiotherapist before beginning a new exercise programme.

Should You Rest in Bed When Your Back Hurts?

A short period of reduced activity may sometimes be necessary when pain is severe.

However, prolonged bed rest is generally not recommended for ordinary non-specific back pain.

Try to continue normal activities as much as reasonably possible and gradually increase movement according to what you can tolerate.

Being afraid to move at all can sometimes make recovery more difficult.

This doesn't mean exercising aggressively through severe pain.

The aim is sensible, gradual activity.

Can Maintaining a Healthy Weight Help?

Body weight is only one of many factors associated with back pain.

WHO identifies obesity among the risk factors associated with non-specific low back pain.

Maintaining a healthy weight can also benefit overall health.

However, people with back pain should not be made to feel that their pain exists simply because of their weight.

Back pain is usually influenced by multiple factors.

If weight management is appropriate for you, gradual sustainable changes involving nutrition, activity, sleep and other lifestyle habits are preferable to extreme diets.

Does Your Mattress Cause Back Pain?

People often assume that back pain means they need an extremely hard mattress.

There is no universal mattress that is best for everyone.

Comfort and individual preference matter.

A mattress should ideally allow you to sleep comfortably and provide suitable support.

If you consistently wake with pain that improves after getting out of bed, it may be worth considering whether your sleeping environment contributes to your discomfort.

But persistent back pain should not automatically be blamed on the mattress.

What Is the Best Sleeping Position for Back Pain?

There isn't one compulsory sleeping position for everyone.

Choose a position that allows you to sleep comfortably.

Some people with back pain find it comfortable to sleep on their side with a pillow between their knees.

Others prefer sleeping on their back with suitable support.

The goal is comfort rather than forcing your body into a particular position because an internet article claims it is the only healthy way to sleep.

What About High-Heeled Shoes?

The old version of this article simply instructed everyone to avoid high heels.

The relationship between footwear and back pain is more complicated.

If particular footwear consistently causes discomfort or changes the way you walk, choosing a more comfortable alternative may help.

But avoiding one particular type of shoe cannot guarantee that you will never develop back pain.

Comfortable footwear appropriate for your activity is a more practical principle.

Do Tight Clothes Cause Back Pain?

There is not sufficient evidence to list ordinary tight clothing as a major cause of low back pain.

The old article therefore overstated this point.

Clothing that severely restricts movement may be uncomfortable, but back pain usually involves much more important factors.

This claim should not form part of evidence-based back-pain prevention advice.

Do You Need an X-Ray or MRI for Back Pain?

Usually, not immediately.

One of the biggest misconceptions about back pain is that everyone needs an X-ray or MRI scan to find the damaged part of the spine.

Most low back pain is non-specific.

Imaging is therefore not routinely required for uncomplicated back pain.

Scans can also show age-related changes in people who have no back pain at all.

A healthcare professional may recommend imaging when there is reason to suspect:

• a fracture,
• serious injury,
• cancer,
• infection,
• significant nerve involvement,
• or another condition where the result would change treatment.

The decision should be based on your individual circumstances rather than assuming every painful back needs to be scanned.

How Is Back Pain Treated?

Treatment depends on the cause, duration, severity and individual circumstances.

For many episodes of non-specific low back pain, management may include:

• education and reassurance,
• staying appropriately active,
• gradually returning to normal activities,
• exercise,
• physical therapy when appropriate,
• heat or cold for short-term symptom relief,
• and carefully selected medicines when needed.

Persistent back pain may require a broader approach that considers physical, psychological and social factors.

There is rarely one treatment that works for everybody.

What About Painkillers?

Medicines may sometimes help manage symptoms, but they should not be the entire strategy for persistent back pain.

Which pain medicine is appropriate depends on factors such as:

• your age,
• other medicines you take,
• kidney health,
• stomach problems,
• heart conditions,
• pregnancy,
• and other medical conditions.

Do not assume that an over-the-counter medicine is safe for everyone.

Ask a pharmacist, doctor or another qualified healthcare professional if you are uncertain.

Long-term use of strong pain medicines can also create significant risks.

WHO advises against routinely using opioid painkillers for most people with chronic primary low back pain because potential harms can outweigh benefits.

Can Back Pain Be Completely Prevented?

Not always.

This is another correction to the original article.

Even people who exercise regularly, lift carefully and use well-designed workstations can sometimes develop back pain.

Rather than promising complete prevention, focus on reducing modifiable risks and maintaining function.

Helpful habits include:

• regular physical activity,
• maintaining strength and mobility,
• avoiding smoking,
• getting adequate sleep,
• maintaining an appropriate weight,
• varying your position throughout the day,
• reducing unnecessary physical strain,
• using appropriate manual-handling techniques,
• and addressing workplace ergonomic problems.

When Should You Seek Medical Advice?

Consider speaking with a healthcare professional if your back pain:

• is severe or worsening,
• does not improve over time,
• repeatedly returns,
• significantly interferes with everyday activities,
• follows a significant fall or injury,
• is accompanied by unexplained weight loss,
• occurs with fever,
• causes persistent numbness or weakness,
• or concerns you for another reason.

People with cancer, osteoporosis, significant immune problems or other serious medical conditions may need earlier assessment depending on their symptoms.

Warning Signs That Need Urgent Medical Attention

Most back pain is not an emergency.

However, certain symptoms require prompt medical assessment.

Seek urgent medical care or contact your local emergency medical service if back pain occurs with serious symptoms such as:

• new difficulty controlling your bladder or bowel,
• inability to urinate,
• significant numbness around the genitals, buttocks or inner thighs,
• rapidly worsening weakness or numbness in one or both legs,
• major trauma,
• severe back pain accompanied by serious illness,
• or other rapidly worsening neurological symptoms.

These symptoms can occasionally indicate a serious problem affecting nerves in the lower spine.

Do not wait for an internet remedy if serious warning signs are present.

Back Pain Can Affect Mental Wellbeing Too

Persistent pain doesn't affect only muscles and joints.

Long-lasting back pain can interfere with:

• sleep,
• employment,
• family life,
• exercise,
• social activities,
• mood,
• and confidence.

Stress, anxiety and low mood can also influence how pain is experienced.

This does not mean that the pain is imaginary.

Modern back-pain management recognises that physical, psychological and social factors can interact.

Addressing several of these factors together can be more effective than focusing only on a scan or a single painful body part.

Seven Practical Ways to Look After Your Back

1. Keep moving.
Regular physical activity helps maintain strength, mobility and general health.

2. Change position regularly.
Avoid remaining seated or standing in exactly the same position for very long periods.

3. Make your workspace fit you.
Adjust your chair, desk, screen and frequently used equipment where possible.

4. Handle loads sensibly.
Keep loads reasonably close, avoid unnecessary twisting and get assistance with heavy or awkward objects.

5. Build strength gradually.
Regular appropriate exercise can improve the muscles involved in movement and physical function.

6. Prioritise overall health.
Sleep, nutrition, physical activity, not smoking and healthy weight management can all contribute to general musculoskeletal health.

7. Don't ignore warning signs.
Most back pain improves, but unusual or severe neurological symptoms require proper assessment.

The Bottom Line

Back pain is extremely common and can affect people at virtually any age.

It is also the world's leading cause of disability.

But having back pain does not automatically mean that your spine is damaged.

Around 90% of low back pain is classified as non-specific, meaning a single structural cause cannot be confidently identified.

For many people, remaining appropriately active, exercising, varying positions, improving workplace ergonomics and gradually returning to normal activities are important parts of recovery.

Scans are not automatically necessary, prolonged bed rest is generally unhelpful, and no single posture can guarantee protection against back pain.

Most importantly, learn to distinguish common back pain from symptoms that require medical assessment.

Persistent or concerning pain deserves professional advice, while serious neurological symptoms, major trauma or other emergency warning signs require urgent medical attention.

Medical Disclaimer

This article provides general health information for an international audience and is not a substitute for individual medical advice, diagnosis or treatment. Back pain has many possible causes, and appropriate treatment depends on individual circumstances. If you have severe, persistent or worsening symptoms, consult a qualified healthcare professional. For potentially life-threatening symptoms, seek urgent medical care or contact the emergency medical service where you live.

Sources and Further Reading

World Health Organization — Low back pain

https://www.who.int/news-room/fact-sheets/detail/low-back-pain

World Health Organization — Guideline for non-surgical management of chronic primary low back pain

https://www.who.int/publications/i/item/9789240081789

National Institute of Arthritis and Musculoskeletal and Skin Diseases — Back Pain

https://www.niams.nih.gov/health-topics/back-pain

National Institute of Arthritis and Musculoskeletal and Skin Diseases — Back Pain: Diagnosis, Treatment, and Steps to Take

https://www.niams.nih.gov/health-topics/back-pain/diagnosis-treatment-and-steps-to-take

CDC/NIOSH — Ergonomics and Work-Related Musculoskeletal Disorders

https://www.cdc.gov/niosh/ergonomics/about/index.html