A new injury usually has a clear starting point. You may remember the exact moment it happened. It might follow a fall, an awkward lift, a sudden twist, or a forceful movement during sport. The pain often feels sharp or sudden at first, and symptoms develop shortly after the incident.

In these situations, there is typically some degree of tissue irritation or strain involving muscles, ligaments, tendons, or joints. The body responds with inflammation, which is a normal and protective part of healing. You may notice swelling, warmth, stiffness, or reduced movement in the area. While uncomfortable, these changes are part of the repair process.

Soft tissue healing generally follows recognised stages, beginning with inflammation and progressing toward repair and remodelling. With appropriate load management and gradual return to activity, many uncomplicated injuries improve over a period of weeks (Dubois et al., 2020). In a true new injury, pain often reduces as tissues regain strength and tolerance.

This predictable pattern helps distinguish a new injury from pain that keeps coming back without a clear trigger, which may involve different mechanisms altogether.

women holding her foot in pain

What Is Recurrent or Persistent Pain?

Recurrent or persistent pain is different from a new injury because it does not always follow a clear event. You may wake up with familiar discomfort in your lower back, neck, or shoulder without having done anything unusual. The pain feels recognisable. It may be in the same spot as before and follow a similar pattern.

Recurrent pain refers to symptoms that settle and then return over time. Persistent pain describes discomfort that continues beyond the expected healing timeframe, often lasting longer than three months. Importantly, ongoing pain does not automatically mean that tissues are still damaged. Research shows that pain can continue even after tissues have healed, particularly when the nervous system becomes more sensitive (Woolf, 2010).

In these situations, the body is not necessarily fragile or re-injured. Instead, the pain system may be reacting more quickly or strongly to normal movements, stress, or load. This is sometimes referred to as central sensitisation, where the nervous system amplifies signals as a protective response (Nijs et al., 2020).

For many people, recurrent pain becomes confusing. It can feel like the same injury happening again, even when there has been no new trauma. Understanding this distinction is important. It shifts the focus from repeated damage toward broader factors such as movement habits, load tolerance, stress, and recovery capacity.

Why Recurrent Pain Behaves Differently

Recurrent pain often behaves differently because it is not always driven by new tissue damage. In many cases, the tissues have already healed, yet the area remains more sensitive.

One reason is reduced load tolerance. If strength, mobility, or activity levels change over time, the body may become less prepared for certain movements or demands. When those demands increase, pain can flare without a new injury occurring.

The nervous system also plays an important role. Pain is a protective response, and areas that have been injured before can become more responsive to stress or movement. Research on central sensitisation shows that the nervous system can amplify pain signals even in the absence of ongoing tissue damage (Woolf, 2010; Nijs et al., 2020).

As a result, recurrent pain may appear suddenly, fluctuate, or return during busy or stressful periods. It does not necessarily mean you are re-injured, but it does signal that the system may need support to build tolerance and resilience again.

women in pain getting up from her work chair

The Role of the Nervous System

To understand why pain keeps coming back, it helps to understand how the nervous system works. Pain is not created solely by injured tissues. It is produced by the brain as a protective response when it perceives potential threat.

When you experience a new injury, nerves in the affected area send signals to the spinal cord and brain. If the brain interprets those signals as significant, it produces pain to encourage you to protect the area. In the short term, this response is helpful.

However, if pain has been present before, the nervous system can become more efficient at detecting and responding to similar signals. This heightened responsiveness is known as central sensitisation (Woolf, 2010). In simple terms, the volume of the pain system can be turned up. Movements or loads that were previously comfortable may begin to feel threatening, even when tissues have largely healed.

Research suggests that in some cases of persistent musculoskeletal pain, the sensitivity of the nervous system plays a greater role than ongoing tissue damage (Nijs et al., 2020). This does not mean the pain is imagined. It means the system is being protective.

Tissue Healing vs Ongoing Sensitivity

One of the most common misunderstandings in musculoskeletal care is assuming that ongoing pain always means ongoing tissue damage. In reality, tissue healing and pain sensitivity do not always follow the same timeline.

Most soft tissues heal within predictable stages. However, the nervous system can remain sensitive beyond the period of biological repair. Understanding the difference can help reduce fear and guide appropriate management.

Below is a simplified comparison:

Tissue Healing	Ongoing Sensitivity
Usually follows a clear injury or overload event	May occur without a new injury
Involves inflammation, repair, and remodelling phases	Involves increased responsiveness in the nervous system
Healing timelines for uncomplicated soft tissue injuries are often measured in weeks	Sensitivity can persist beyond expected healing timeframes
Pain typically reduces as tissues regain strength	Pain may fluctuate despite no new structural damage
Symptoms closely relate to physical stress on the tissue	Symptoms may also be influenced by stress, sleep, previous injury history, or reduced load tolerance

Research shows that many structural changes seen on imaging are also present in people without pain (Brinjikji et al., 2015; Jensen et al., 1994). This reinforces the idea that pain and tissue state are not always directly proportional.

Recognising the difference between tissue healing and ongoing sensitivity does not dismiss pain. Instead, it provides a clearer framework. If tissues have largely healed, the focus may shift toward rebuilding strength, restoring confidence in movement, and gradually increasing load tolerance rather than repeatedly protecting the area.

Why Scans Don’t Always Tell the Full Story

Imaging can be helpful in certain situations, particularly when serious pathology or significant trauma is suspected. However, scans do not always explain why pain is present.

Large studies have shown that many common findings on MRI, such as disc bulges or degenerative changes, are also seen in people who have no pain at all (Jensen et al., 1994; Brinjikji et al., 2015). These changes often reflect normal age-related adaptations rather than active injury.

This is important when considering recurrent pain. A scan may show structural changes, but those findings do not automatically mean the area is damaged or fragile. Pain is influenced by many factors, including the nervous system, previous injury history, stress, and overall load tolerance.

For this reason, imaging results are best interpreted alongside a thorough clinical assessment. Scans can provide useful information, but they are only one piece of the broader picture.

Chiropractor showing a women her xrays

Common Examples of Recurring Pain

Recurrent pain often follows familiar patterns. It tends to appear in the same area, under similar circumstances, and may feel recognisable each time.

A common example is lower back pain that returns after long periods of sitting or during stressful weeks at work. There may be no clear lifting incident or sudden strain. Instead, symptoms gradually build and feel similar to previous episodes.

Neck pain is another frequent presentation. Many office workers notice stiffness and discomfort that flares during busy periods or after extended screen time. Even small changes in routine, sleep, or workload can influence how the area feels.

Some people experience recurring shoulder or hip pain when returning to exercise after a break. The activity itself is not necessarily harmful, but the body may not yet have regained the load tolerance required. As discussed earlier, this does not automatically mean a new injury has occurred.

These patterns highlight an important point. Recurrent pain often reflects sensitivity, reduced capacity, or changes in routine rather than fresh tissue damage. Recognising this distinction can help guide more confident and measured responses to flare-ups.

When Should You Seek Assessment?

Not all recurring pain requires urgent investigation. However, there are times when a professional assessment is appropriate.

You should consider seeking assessment if pain follows a significant trauma, such as a fall or accident, or if symptoms are worsening rather than gradually settling. Progressive weakness, numbness, tingling, changes in bladder or bowel control, or unexplained weight loss also warrant prompt medical review. Clinical guidelines emphasise the importance of screening for these more serious features in musculoskeletal presentations (Nijs et al., 2020).

For recurrent musculoskeletal pain, assessment can be helpful when flare-ups are becoming more frequent, lasting longer than expected, or interfering with work, sleep, or daily activity. Even if there is no new injury, understanding whether symptoms relate to load tolerance, movement patterns, or nervous system sensitivity can provide clarity. Research into persistent pain highlights that central sensitisation and behavioural factors can influence symptom persistence, even when tissues have largely healed (Woolf, 2010).

Early, individualised assessment may help distinguish between a new injury and a flare of persistent pain. This distinction can guide appropriate management and reduce unnecessary fear or over-protection of the area.

Chiropractor assessing a patients neck

How Chiropractic and Osteopathic Care May Help

When pain keeps coming back, the goal is not simply to reduce symptoms in the short term. It is to understand why the flare-ups are occurring and what can be done to improve resilience over time.

Our chiropractic and osteopathic services include comprehensive assessment of movement, joint function, strength, and load tolerance. We look at how you move, how your symptoms behave, and what factors may be contributing to recurrent pain. This approach recognises that persistent musculoskeletal pain is often influenced by both physical and nervous system factors (Nijs et al., 2020).

Treatment options may include manual therapy to support mobility and reduce sensitivity, alongside tailored exercise and movement advice. Education also plays an important role. Research shows that understanding how pain works can positively influence recovery and reduce fear around movement (Woolf, 2010).

Where appropriate, we provide guidance on gradually increasing activity levels and rebuilding confidence in movement. The focus is on supporting tissue capacity, improving load tolerance, and helping you respond more confidently to future flare-ups.

Care is individualised. Not every recurrent pain presentation is the same, and management is adapted to your history, goals, and current capacity.

An image of an osteopath treating someones shoulder

Understanding Your Pain Is the First Step Forward

Pain that keeps coming back can be frustrating and, at times, confusing. It is easy to assume that each flare-up means something is damaged again. However, as we have explored, recurrent pain often behaves differently from a new injury. In many cases, tissues have healed, but the nervous system, load tolerance, and lifestyle factors continue to influence how symptoms are experienced.

Understanding this distinction can change how you respond. Rather than defaulting to rest or assuming the worst, you can take a more measured approach that focuses on rebuilding capacity and confidence. Clarity around what is happening in your body is often the first step toward moving forward with greater reassurance.

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Support for Ongoing or Recurrent Pain in Brunswick

If you are dealing with pain that keeps coming back, you do not have to navigate it alone. At Brunswick Chiro, we provide thorough assessments and individualised care designed to help you better understand your pain and build long-term resilience.

Our chiropractic and osteopathic team works with people across Brunswick who are experiencing recurrent back pain, neck pain, and other musculoskeletal concerns. We focus on clear explanations, practical strategies, and tailored treatment options to support your goals. If you would like clarity around your symptoms and a structured plan moving forward, we are here to help.

References

Apkarian AV, Baliki MN, Geha PY. Towards a theory of chronic pain. Prog Neurobiol. 2009;87(1):81-97. (Review on chronic pain neurobiology and the transition from acute to persistent pain) https://www.sciencedirect.com/science/article/pii/S0301008208000811

Brinjikji W, Luetmer PH, et al. Systematic literature review of imaging features of spinal degeneration in asymptomatic individuals. Spine. 2015;40(8):E509-E518. (Degenerative changes seen on imaging are common in pain-free people) https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4464797/

Dubois B, Esculier JF, et al. Soft-tissue injuries simply need PEACE and LOVE. Br J Sports Med. 2020;54(2):72-73. (Contemporary evidence on soft tissue healing phases and inflammation) https://bjsm.bmj.com/content/54/2/72

Ferrillo M, Giudice A, Marotta N, Fortunato F, Di Venere D, Ammendolia A, Fiore P, de Sire A. Pain management and rehabilitation for central sensitization in temporomandibular disorders: a comprehensive review. Int J Mol Sci. 2022;23(20):12164. (Review of central sensitisation and conservative approaches) https://doi.org/10.3390/ijms232012164

Jensen MC, Brant-Zawadzki MN, et al. Magnetic resonance imaging of the lumbar spine in people without back pain. N Engl J Med. 1994;331(2):69-73. (Classic study showing common MRI abnormalities in asymptomatic adults) https://www.nejm.org/doi/full/10.1056/NEJM199407143310201

Louw A, et al. Pain neuroscience education for acute pain: advances and clinical implications. Int J Sports Phys Ther. 2024. (Evidence supporting modern pain neuroscience education) https://ijspt.scholasticahq.com/article/118179-pain-neuroscience-education-for-acute-pain

Nijs J, Van Griensven H, et al. Central sensitization in musculoskeletal pain: lost in translation? J Orthop Sports Phys Ther. 2020;50(9):407-413. (Persistent pain and central sensitisation mechanisms) https://www.jospt.org/doi/10.2519/jospt.2020.0610

Torres-Cueco R, et al. Criteria for the classification of central sensitization pain. Pain Physician. 2014;17(4):447-457. (Expert-derived criteria helpful for clinical differentiation of central sensitisation pain) https://www.painphysicianjournal.com/current/pdf?article=MjE2Mg%3D%3D&journal=84

van Wilgen CP. The sensitization model to explain how chronic pain persists: implications for care. Pain Manag Nurs. 2012;13(2):76-83. (Overview of sensitisation as a mechanism of persistent pain) https://www.sciencedirect.com/science/article/abs/pii/S1524904210000329

Woolf CJ. Central sensitization: implications for the diagnosis and treatment of pain. Pain. 2010;152(3 Suppl):S2-S15. (Seminal work on central nervous system contributions to persistent pain) https://pubmed.ncbi.nlm.nih.gov/20961685/

Frequently Asked Questions

Q. Does recurring pain mean my body is weak or damaged?

A. Not necessarily. Recurrent pain does not automatically indicate that your body is weak or that tissues are continually being damaged. In many cases, it reflects a temporary reduction in load tolerance or increased sensitivity within the pain system. Bodies are adaptable. With appropriate guidance, strength and confidence in movement can often be rebuilt over time.

Q. Why does the same area tend to flare up?

A. Areas that have been painful before can become more protective. The nervous system may respond more quickly in regions with a prior injury history, even if the tissues have recovered. Habitual movement patterns or repeated stress in a particular area can also contribute. Identifying these patterns can help reduce the frequency of flare-ups.

Q. Should I avoid activity when pain returns?

A. Complete avoidance is rarely helpful for longer than a brief period. While temporary modification may be sensible, gradually reintroducing comfortable movement is often beneficial. Staying active within tolerable limits can support circulation, confidence, and overall recovery capacity. If you are unsure how to adjust activity safely, a tailored plan can provide direction.

Q. Is it normal for pain levels to fluctuate?

A. Yes. Recurrent musculoskeletal pain often fluctuates. Symptoms may increase during periods of stress, reduced sleep, changes in routine, or higher physical demands. Fluctuation does not always indicate worsening injury. Tracking patterns over time can provide useful insight into contributing factors.

Q. Can recurrent pain improve even if I have had it for years?

A. Improvement is possible, even when symptoms have been present for a long time. While timelines vary between individuals, research in pain science shows that the nervous system remains adaptable. Approaches that combine movement, education, and gradual load progression can support positive change, regardless of how long pain has been present.

About Brunswick Chiropractic

This article was written by the clinical team at Brunswick Chiropractic, a Melbourne clinic focused on evidence-based care for spinal health, movement, and musculoskeletal injuries.

Our practitioners regularly work with people experiencing back pain, headaches, migraines, sports injuries, and movement-related conditions. We aim to provide clear, research-informed information to help patients stay active and move well.

Why Pain That Keeps Coming Back Is Different From a New Injury

Key Takeaways

Table of Contents

What Defines a New Injury?