What Causes Neck Pain?

Neck pain can arise from several structures in the cervical spine, including muscles, joints, discs, ligaments and spinal nerves. In many cases it is related to muscular strain or age-related changes and improves without surgery.

However, neck pain can sometimes be associated with irritation or compression of a nerve, producing pain, tingling, numbness or weakness in the arm. More significant narrowing around the spinal cord can cause neurological symptoms affecting the hands, arms, legs or walking and requires careful assessment.

What Is the Cervical Spine?

The cervical spine is the part of the spine within the neck. It is made up of seven vertebrae, together with intervertebral discs, facet joints, ligaments, muscles and nerves.

The cervical spine has several important functions. It:

supports the head
allows movement of the neck
protects the spinal cord
provides pathways for nerves travelling into the shoulders, arms and hands

Because several different structures are involved, neck pain does not always have one single identifiable cause.

What Are the Most Common Causes of Neck Pain?

Common causes include:

muscular strain
joint irritation
age-related changes in the cervical spine
disc degeneration
cervical disc prolapse
cervical nerve root compression
cervical spinal stenosis

In some people, more than one of these factors contributes to the symptoms.

Can Muscle Strain Cause Neck Pain?

Yes. Muscular and soft-tissue causes are very common.

Neck muscles can become painful following:

unaccustomed activity
prolonged or awkward positioning
repetitive activity
minor injury

The pain may be localised to the neck or spread into the upper shoulders.

Muscular neck pain does not usually cause true neurological symptoms such as persistent numbness, weakness or altered reflexes in the arm.

Can Poor Posture Cause Neck Pain?

Prolonged positions can contribute to neck discomfort in some people, particularly when working at a desk, using screens or holding the neck in one position for extended periods.

However, neck pain is often more complex than simply having "poor posture".

Posture, activity levels, muscle conditioning, previous injury, age-related spinal changes and individual sensitivity can all influence symptoms.

For this reason, it is usually more useful to consider the complete clinical picture than to attribute persistent neck pain to posture alone.

What Are Age-Related Changes in the Neck?

The discs and joints of the cervical spine naturally change over time.

These changes can include:

loss of disc height
disc dehydration or degeneration
facet joint arthritis
formation of bone spurs, or osteophytes
thickening of ligaments
narrowing around spinal nerves

Collectively, these changes are sometimes referred to as cervical spondylosis.

They are common with increasing age and do not necessarily cause symptoms.

What Is Cervical Spondylosis?

Cervical spondylosis is a broad term used to describe degenerative or age-related changes in the cervical spine.

These changes may affect the discs, joints and bones of the neck.

Some people have cervical spondylosis without any significant pain. Others may develop:

neck pain
stiffness
restricted movement
shoulder or arm symptoms
nerve compression
spinal canal narrowing

The presence of spondylosis on an X-ray or MRI does not automatically mean that it is responsible for the symptoms.

Can a Disc Problem Cause Neck Pain?

Yes.

The intervertebral discs sit between the cervical vertebrae and help distribute loads while allowing movement.

Discs can undergo age-related degeneration or develop a protrusion or prolapse.

A cervical disc abnormality may contribute to local neck pain, but it can also cause symptoms further away from the neck if it irritates or compresses a spinal nerve.

Can a Trapped Nerve Cause Neck and Arm Pain?

Yes. Compression or irritation of a cervical nerve root can cause pain that travels from the neck into the shoulder, arm or hand.

This is known as cervical radiculopathy.

Symptoms can include:

shooting or burning arm pain
tingling or pins and needles
numbness
altered sensation
muscle weakness

The pattern can help indicate which nerve root is affected.

What Is Cervical Radiculopathy?

Cervical radiculopathy describes neurological symptoms caused by irritation or compression of a nerve root in the neck.

Common causes include:

a cervical disc prolapse
age-related narrowing around a nerve
bone spurs
degenerative changes in the cervical joints and discs

The most prominent symptom may be arm pain rather than neck pain.

Can Neck Problems Cause Numbness or Tingling in the Hand?

Yes, if a cervical nerve root is affected.

Depending upon which nerve is involved, symptoms may extend into particular areas of the:

shoulder
upper arm
forearm
hand
fingers

However, numbness or tingling in the hand can also arise from nerves outside the neck, such as peripheral nerve compression in the arm or wrist.

Clinical assessment can help distinguish between these causes.

Can Neck Problems Cause Arm Weakness?

Yes.

If a cervical nerve root is significantly compressed, it can affect the muscles controlled by that nerve.

A patient may notice difficulty with particular movements, reduced grip strength or weakness in part of the arm or hand.

New, significant or progressively worsening weakness should be medically assessed promptly.

What Is Cervical Spinal Stenosis?

Cervical spinal stenosis refers to narrowing of the spinal canal in the neck.

The spinal cord passes through this canal. If the available space becomes significantly reduced, the spinal cord may become compressed.

This is potentially more significant than compression of a single nerve root because the spinal cord carries neurological signals to and from large areas of the body.

What Is Cervical Myelopathy?

Cervical myelopathy refers to neurological dysfunction caused by compression of the spinal cord in the neck.

Symptoms can include:

clumsiness of the hands
difficulty with buttons, handwriting or other fine movements
weakness or heaviness in the arms or legs
balance problems
unsteadiness when walking
changes in sensation

These symptoms are different from ordinary mechanical neck pain and warrant specialist medical assessment.

Can You Have Cervical Spinal Cord Compression Without Severe Neck Pain?

Yes.

The severity of neck pain does not necessarily reflect the severity of neurological compression.

A person with cervical myelopathy may have relatively modest neck pain but experience increasing problems with hand function, balance or walking.

This is why neurological symptoms should not be judged only by the amount of pain present.

Can Arthritis Cause Neck Pain?

Degenerative changes affecting the cervical facet joints can contribute to neck pain and stiffness.

These joints are located at the back of the spine and help guide movement between adjacent vertebrae.

As with other degenerative changes, joint abnormalities are common on imaging and may not always be responsible for symptoms.

Can Neck Pain Cause Headaches?

Some headaches can be associated with structures in the upper cervical spine and neck muscles.

However, headaches have many possible causes and should not automatically be attributed to the cervical spine.

A new, severe or unusual headache, particularly when associated with other concerning symptoms, may require separate medical assessment.

Can Stress Make Neck Pain Worse?

Stress can influence muscle tension, sleep, pain perception and activity, and may therefore contribute to or amplify neck discomfort in some people.

This does not mean that persistent neck pain is simply psychological.

Pain can be influenced by several physical and non-physical factors simultaneously, particularly when symptoms have been present for a long time.

Can an Injury Cause Neck Pain?

Yes. Neck pain can develop following injuries ranging from relatively minor soft-tissue strain to more significant trauma.

Possible injuries can involve:

muscles
ligaments
joints
intervertebral discs
vertebrae
spinal nerves

Significant neck pain following major trauma should be medically assessed, particularly if there are neurological symptoms.

Are There Less Common Serious Causes of Neck Pain?

Yes, although they are much less common than mechanical and degenerative causes.

Examples can include:

fracture
infection
inflammatory spinal conditions
tumours affecting the spine
significant spinal cord compression

Clinical assessment looks for features that may suggest one of these less common causes.

Why Can an MRI Show Neck Problems in Someone Without Pain?

Age-related changes are very common in the cervical spine.

An MRI may show:

disc degeneration
disc bulges
osteophytes
facet joint changes
some degree of narrowing

These findings can also be present in people without significant symptoms.

An MRI result therefore needs to be interpreted alongside the patient's symptoms and neurological examination rather than in isolation.

Does Neck Pain Always Require an MRI?

No.

Imaging is not routinely required for every episode of uncomplicated neck pain.

Further investigation may be considered when there are particular clinical reasons, such as:

persistent significant symptoms
arm pain suggesting nerve compression
persistent numbness or weakness
signs suggesting spinal cord involvement
significant trauma
concern about another underlying condition
planning further spinal treatment

The investigation should answer a specific clinical question rather than simply identify age-related abnormalities.

How Is Persistent Neck Pain Assessed?

Assessment usually starts with understanding the symptoms and examining the patient.

A clinician may ask:

where the pain occurs
how long it has been present
whether symptoms extend into an arm
whether there is tingling or numbness
whether weakness is present
whether hand function has changed
whether balance or walking has changed
whether there has been an injury
what makes the symptoms better or worse

A neurological examination may assess muscle strength, sensation, reflexes, hand function and walking where appropriate.

This helps determine whether the symptoms are likely to arise from the neck and whether further investigation is required.

Does Neck Pain Usually Need Surgery?

No.

Most neck pain does not require an operation.

Non-surgical management may include:

appropriate activity
exercise and rehabilitation
physiotherapy where appropriate
appropriate pain management
modification of aggravating activities

Surgery is generally considered when there is a clearly identifiable structural problem that can reasonably be treated surgically, such as significant nerve or spinal cord compression.

When Should I Seek Medical Advice for Neck Pain?

Medical assessment may be appropriate when:

neck pain is severe or persistent
symptoms are getting worse rather than improving
pain extends into an arm
there is persistent numbness or tingling
weakness develops
the symptoms significantly affect normal activities
the diagnosis is uncertain

Neurological symptoms may warrant earlier assessment.

When Do Neck Symptoms Require Urgent Medical Assessment?

Neck pain itself is commonly not an emergency. However, certain neurological symptoms can indicate more significant spinal cord or nerve involvement.

Seek prompt medical assessment if neck symptoms are associated with:

new or worsening weakness in the arms or legs
increasing clumsiness of the hands
difficulty with fine hand movements
new balance problems or unsteadiness when walking
significant changes in sensation
new bladder or bowel disturbance associated with neurological symptoms

Significant neck pain following major trauma also requires appropriate medical assessment.

Frequently Asked Questions About the Causes of Neck Pain

What is the most common cause of neck pain?

Many episodes are related to muscular, mechanical or age-related changes. It is often not possible or necessary to identify one single structure responsible for uncomplicated neck pain.

Can a slipped disc cause neck pain?

Yes. A cervical disc prolapse can cause local neck pain and may also compress a nerve, producing arm pain, tingling, numbness or weakness.

Can arthritis in the neck cause pain?

Degenerative changes in the cervical joints can contribute to neck pain and stiffness, although similar changes are also commonly found in people without symptoms.

Can neck problems cause arm pain?

Yes. Compression or irritation of a cervical nerve root can cause pain travelling into the shoulder, arm or hand. This is known as cervical radiculopathy.

Can neck problems cause numb hands?

They can. Cervical nerve compression can cause numbness or tingling in parts of the hand. However, peripheral nerves in the arm or wrist can also produce similar symptoms.

Can a neck problem affect walking?

Yes. Significant cervical spinal cord compression can cause balance problems, leg stiffness, weakness or difficulty walking. These symptoms warrant medical assessment.

Does an abnormal neck MRI mean I need surgery?

No. Degenerative abnormalities are common on MRI. Surgery is considered only when the symptoms, neurological findings and imaging correspond and there is a problem that can reasonably benefit from an operation.

About This Article

This article provides general information about common and less common causes of neck pain. It is not intended to diagnose an individual's symptoms or replace personalised medical advice.

Medically reviewed by Professor Nasir A. Quraishi
Consultant Spinal Surgeon & Honorary Professor

Clinical sources: NHS information about neck pain and cervical spondylosis, and NICE guidance on neurological symptoms including cervical radiculopathy and signs that may indicate cervical myelopathy.

Further Information About Neck Pain

If neck pain is persistent or associated with arm pain, numbness, tingling, weakness or changes in hand function or walking, specialist assessment can help identify whether a cervical spine condition may be responsible.

Learn more about Cervical / Neck Pain

Neck Pain and Arm Pain: Could It Be a Trapped Nerve?
Cervical Radiculopathy: Symptoms, Causes and Treatment
Cervical Disc Prolapse: Symptoms and Treatment
Cervical Spinal Stenosis: Symptoms and Treatment
When Does Neck Pain Require Surgery?