Published: 19 May 2026
This article is adapted from a feature originally published in Lianhe Zaobao and rewritten for educational purposes.
Source: Lianhe Zaobao
We have all experienced that pins-and-needles sensation after sitting awkwardly for too long, or the ache in your shoulders after a long day at a desk. Most of the time, a short rest or a change in position is all it takes for the discomfort to pass.
But what happens when it does not pass?
In a recent feature by Lianhe Zaobao, Senior Consultant Neurosurgeon and Medical Director at Oxford Spine and Neurosurgery Centre, Dr. Colum Nolan, shared a clear message: persistent, worsening, or radiating symptoms are not something to wait out. They may be your nervous system asking for urgent attention.
The Difference Between Tiredness and a Nerve Problem
- Tingling, numbness, or a pins-and-needles sensation that does not resolve
- Reduced grip strength or increasing clumsiness in the hands
- Frequently dropping objects
- Weakness in the legs or difficulty lifting the foot (a condition known as foot drop)
- Symptoms that affect only one side of the body, or radiate down one limb
Common Causes of Nerve Compression
Several spinal conditions can compress the nerves that run through or near the spine.
A herniated disc, for instance, can press on adjacent nerve roots, causing pain, numbness, tingling, or weakness along the path that nerve travels. Spinal stenosis, a narrowing of the space around the spinal nerves, tends to develop gradually as part of ageing-related changes such as disc degeneration, thickened ligaments, or joint enlargement.
Dr. Nolan considers cervical myelopathy particularly serious. This condition involves compression of the spinal cord itself within the neck, and its effects can extend beyond sensation to impair hand function, coordination, gait, and overall strength. If the compression is left unaddressed, he notes, the resulting weakness is likely to worsen over time.
Not All Nerve Damage Comes from the Spine
An important point Dr. Nolan raises is that the spine is not always the source. A range of medical conditions can quietly damage peripheral nerves over months or years, often before any obvious warning sign appears.
These include diabetes, vitamin B12 deficiency, thyroid disorders, kidney disease, autoimmune conditions, alcohol-related nerve damage, and certain medications. In the early stages, a person may notice only mild tingling, subtle numbness, a faint burning sensation, or minor weakness. Without an investigation into the underlying cause, these symptoms can progress.
Because peripheral neuropathy damage to the peripheral nerves can closely mirror the symptoms of spinal nerve compression, accurate diagnosis before any treatment plan is essential. Treating the wrong cause will not address the real one.
Warning Signs That Require Prompt Medical Evaluation
- Progressive loss of muscle strength
- Foot drop
- Worsening hand weakness or loss of fine motor control
- Difficulty walking or repeated falls
- Any new problem with bladder or bowel control
How Nerve Problems Are Diagnosed
A thorough neurological examination is the starting point. By assessing patterns of muscle weakness, sensory changes, reflex alterations, and balance, a specialist can often identify where the problem originates.
Dr. Nolan considers MRI a particularly valuable tool, as it provides clear images of the discs, spinal canal, spinal cord, nerves, ligaments, and surrounding structures, allowing the precise location and extent of any compression to be identified.
Nerve conduction studies and electromyography (EMG) add another layer of information. They help distinguish whether the issue originates from a spinal nerve root, the peripheral nerves, or a broader neuropathy, and can assess the severity and duration of nerve damage.
The Case for Early Intervention
When symptoms are mild and nerve function has not yet deteriorated progressively, early management options may include physiotherapy, medication, posture correction, activity modification, and specific low-intensity exercises. These can reduce nerve irritation, support spinal function, and in some patients, prevent symptoms from worsening.
However, once progressive muscle weakness, loss of dexterity, or bladder and bowel dysfunction appear, Dr. Nolan advises against relying on these conservative measures alone. Specialist evaluation at that point is no longer optional, and delay reduces the likelihood of full neurological recovery.
The long-term consequences of untreated nerve compression or nerve disease can include persistent numbness, chronic neuropathic pain, muscle weakness, reduced grip, loss of fine motor control, difficulty walking, and foot drop. In cases of spinal cord compression, even after the source of compression is eventually addressed, delayed treatment can leave lasting effects on hand function and gait.
The principle Dr. Nolan returns to is consistent: when the cause is identified early, nerves generally recover well. Prolonged compression or untreated nerve disease significantly raises the risk that some degree of functional loss becomes permanent.
This article is intended for general informational purposes only. It does not constitute medical advice. If you are experiencing symptoms that concern you, please consult a qualified medical professional for personalised assessment and guidance.
