A dog that is coping looks, on the surface, like a dog that is fine. She still eats her meals. She still greets you at the door. She may still be willing to go for a walk, even if that walk is a little shorter than it used to be. This is not deception on the dog's part — it is biology. Dogs evolved to mask signs of physical vulnerability, and that instinct runs deep regardless of how domesticated the animal is.
The result is a significant gap between when musculoskeletal pain begins and when most owners seek help. A 2025 study surveying over 500 dog owners found that recognition rates dropped sharply once pain stopped producing obvious movement changes — owners were as poor at identifying subtle pain indicators as people who had never owned a dog at all.
Most of the seven signs below have nothing to do with limping. They are behavioural, postural, and contextual — the kind of changes that are easy to absorb into the background of ordinary family life. Understanding what to look for, and why these signals appear, is the first step toward earlier intervention.
1. Stiffness After Rest That Works Itself Out
A dog that rises slowly from sleep, walks stiffly for the first few minutes, and then appears to loosen up is not simply "getting old." This warm-up pattern, sometimes described by owners as the dog seeming stiffer in the morning, is a well-recognised presentation of musculoskeletal pain, particularly from conditions affecting the joints such as osteoarthritis.
What is happening mechanically is straightforward. Synovial fluid, which lubricates joint surfaces and reduces friction, distributes less effectively when a joint is held still for a period. Pain-sensitised joints are also more reactive to the compressive load of rising from a lying position. Movement distributes synovial fluid and temporarily reduces discomfort, which is why the stiffness appears to resolve. It has not resolved — the underlying condition remains, and the pattern tends to worsen gradually over time.
The key clinical signal here is consistency. Occasional slowness on cold mornings is one thing; a dog that reliably takes several minutes to move freely after rest is showing a pattern that warrants investigation.
2. Shortened or Self-Regulated Walks
Dogs with musculoskeletal pain often begin to self-regulate their activity before owners notice anything is wrong. The walk that used to last forty minutes now ends at twenty. The dog that used to pull may now walk closer to heel — not because of improved manners, but because slower, more controlled movement is less painful. On some days she may be reluctant to leave the house at all.
This kind of activity modification is a coping strategy, and it can be strikingly effective at masking the degree of underlying discomfort. Research in canine gait analysis has shown that dogs are capable of redistributing load across limbs and altering stride timing in ways that reduce the mechanical stress on a painful area — changes that can be essentially invisible to an observer on the street.
As noted in the LCAO article on signs of joint pain in dogs, reduced enthusiasm for exercise and a reluctance to run or jump are among the first owner-reported changes in dogs with joint disease. The difficulty is that these changes arrive gradually, making them easy to normalise.
3. Changes in Sleep and Resting Position
A dog in musculoskeletal pain may sleep more than usual — pain is physiologically fatiguing, and rest is one way the body attempts to limit further strain. Equally, she may have difficulty settling, changing position frequently or vocalising at night without an obvious external cause. Both patterns can point to the same underlying problem.
Research published in Applied Animal Behaviour Science found meaningful associations between osteoarthritis and disrupted night-time rest in dogs, including reduced duration and altered position changes. Owners who notice their dog moving position repeatedly through the night, or choosing unusual surfaces to rest on, should consider whether musculoskeletal discomfort is driving the change.
Resting position itself can also be informative. A dog that previously curled comfortably and now stretches out, or that avoids lying on one side, may be attempting to reduce compression on a sensitive area. These are small observations, but they are the kind of detail a practitioner with training in musculoskeletal assessment will know how to interpret.
4. Unexplained Reactivity or Noise Sensitivity
One of the less intuitive signs of musculoskeletal pain is a change in a dog's emotional reactivity. A dog that has become more easily startled by sounds, more anxious on walks, or more avoidant of other dogs may be experiencing pain that lowers her threshold for stress — not a sudden personality change.
The Pain-Noise Connection
A 2018 study published in Frontiers in Veterinary Science examined dogs presenting with noise sensitivity and found a distinct pattern in those with concurrent musculoskeletal pain: the age of onset was on average nearly four years later than in dogs without pain, suggesting the noise sensitivity was acquired rather than constitutional. The researchers proposed that a painful startle response — when a sudden sound causes an involuntary muscle contraction that stresses already-sensitised tissue — may establish a conditioned fear-pain association over time.
For owners, this translates to a practical watchpoint: if a dog develops what appears to be a new fear of fireworks, traffic, or sudden movement in middle age or later, a musculoskeletal assessment is a reasonable first step, not just behavioural intervention.
5. Reluctance to Be Touched in Specific Areas
A dog that turns her head, moves away, or snaps when touched in a particular region is communicating something precise: that area is sensitive. This is not aggression in the traditional sense, even if it presents as such. Research has found that between 28% and 82% of cases referred for behaviour problems — including aggression — involve an underlying pain component, depending on the population studied.
The challenge is that touch sensitivity can be regional and inconsistent. A dog may tolerate handling on most of her body and react only when the lumbar region, one hip, or a particular limb is palpated. She may not react every time, only when the position of contact is slightly different, or when she has been exercised recently. This inconsistency can make owners unsure whether what they observed was real. It was.
A practitioner undertaking a structured musculoskeletal assessment — including the kind of regional palpation central to the OAB (Osteopathic Articular Balancing) approach taught at LCAO — will systematically assess for these responses. As covered in the LCAO guide for canine osteopathic practitioners on pain recognition, monitoring subtle responses during palpation is one of the most reliable tools for localising discomfort.
6. Repetitive Licking or Chewing of a Specific Area
Dogs do not lick for no reason. Repetitive licking or chewing directed at a specific area of the body — a paw, a joint, a region of the flank — is often interpreted as a skin problem, and sometimes it is. But persistent, location-specific licking in a dog with no identified dermatological issue warrants consideration of what might be happening beneath the surface.
Pain can produce referred sensations that a dog attempts to address through self-directed behaviour. A dog with hip discomfort may lick repeatedly at the lateral thigh. A dog with carpal or elbow pain may chew at the forelimb. Practitioners working in clinical animal behaviour describe this as a red flag for underlying musculoskeletal involvement, particularly when it persists beyond the teething stage and has no obvious external cause.
The pattern to look for is persistence and location-specificity. General grooming is unremarkable; returning to exactly the same spot, multiple times a day, over an extended period, is a signal worth taking seriously.
7. Behavioural Changes That Arrived Gradually
The most commonly missed sign of musculoskeletal pain is the one that looks least like a physical symptom: a dog who has become quieter, less interested in play, slower to greet visitors, or quicker to retreat to her bed. These shifts are often attributed to age, personality, or temperament, when in many cases the more accurate explanation is that the dog is managing discomfort.
What the Research Shows
A 2019 study in The Veterinary Journal found that the most commonly reported behavioural signs of chronic musculoskeletal pain included reduced sociability and play, prolonged sleeping, reluctance to perform familiar activities, and a delay in greeting behaviours — all changes that could plausibly be attributed to other causes. Critically, the research noted that these behavioural changes typically precede the appearance of obvious physical signs such as gait alterations, stiffness, or lameness. By the time a dog is visibly stiff or limping, the pain has often been present for some time.
Owners who seek veterinary or osteopathic attention only when they can see a physical problem may, without realising it, be acting on signals their dog first produced weeks or months earlier in behaviour.
A Final Thought
Dogs are extraordinarily good at continuing to function through discomfort. That is not a reason for reassurance — it is a reason for attentiveness. The signals described here are not exotic or difficult to understand once you know what to look for. They are the ordinary, quiet vocabulary of an animal telling you, in the only language available to it, that something is not right.
If several of the signs above are familiar, the most useful next step is not to wait for a limp. A structured assessment by a practitioner with musculoskeletal training — including palpation, postural evaluation, and gait analysis — can identify areas of restriction and discomfort long before they become impossible to miss.
References
Gardeweg, S. M. A., et al. (2025). Dog owners' recognition of pain-related behavioral changes in their dogs. Applied Animal Behaviour Science / ScienceDirect. https://www.sciencedirect.com/science/article/abs/pii/S1558787823000345
Lopes Fagundes, A. L., Hewison, L., McPeake, K. J., Zulch, H., & Mills, D. S. (2018). Noise Sensitivities in Dogs: An Exploration of Signs in Dogs with and without Musculoskeletal Pain Using Qualitative Content Analysis. Frontiers in Veterinary Science. https://pubmed.ncbi.nlm.nih.gov/29487858/
Smith, M., Mendl, M., & Murrell, J. C. (2022). Associations between osteoarthritis and duration and quality of night-time rest in dogs. Applied Animal Behaviour Science, 253, 105661.
Hielm-Björkman, A. K., et al. (2013). Most reported behavioral signs of chronic pain. The Veterinary Journal, 243, 33–41. https://onlinelibrary.wiley.com/doi/abs/10.1002/9781118999196.ch22
Tomas, A., Bledsoe, D. L., & Lascelles, B. D. X. (2024). How does chronic pain impact the lives of dogs: an investigation using the Animal Welfare Assessment Grid. Frontiers in Veterinary Science. https://doi.org/10.3389/fvets.2024.1374858
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