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Could your dog have arthritis?

Could your dog have arthritis?

Is your dog slowing down, showing signs of stiffness, and/or struggling to do things they used to enjoy? These may be signs that your dog has arthritis1.

What is arthritis?

25% of dogs suffer from arthritis

Approximately 1 in 4 adult dogs have arthritis1,2.

Arthritis is a very common condition in dogs that causes stiff, painful, and swollen joints.1,3 As arthritis can worsen over time, it can significantly impact your dog’s quality of life.3 That’s why it’s important to see your vet to get the right treatment at the right time.

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What causes arthritis in dogs?

Arthritis is common in dogs and can affect all ages and breeds.1,2,4 In fact, 40% of younger dogs show signs of arthritis on x-ray.4 

It can have multiple causes, including:

  • Underlying disease, such as developmental joint disorders, or joint injury: this is thought to be the most common cause4
  • Genetics: some dogs are born with a higher risk of developing arthritis4,5
  • Normal wear and tear as dogs age5
  • Being overweight4
  • Sometimes the cause is unknown4
Group of dogs
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Symptoms of arthritis in dogs

The early signs of dog joint pain can be subtle and easy to miss and include:

  • Changes in general behaviour
    Changes in general behaviour

    Your dog may be slower or hesitant to do their usual activities, or even avoid them entirely, showing discomfort with obvious stiffness or limping.

  • Short walks or refusal to walk
    Slowing down when on walks

    Your dog may go more slowly on walks, lag behind, want to walk short amounts with large rest periods or eventually even refuse to walk.

  • Dog not wanting to jump or climb
    Difficulty jumping or climbing

    Your dog may find it difficult or be hesitant to climb into the car or go up stairs, and eventually may need to be lifted.

  • Dog showing difficulty sitting or lying down
    Trouble sitting or lying down

    Your dog may be slower or more awkward to sit or lie down, may drop to the floor and may hold their legs out to the side.

As arthritis progresses, symptoms worsen. If left untreated, symptoms can get worse over time - so be ready to take action as soon as you notice the signs.

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When to take your dog to the vet if you suspect arthritis

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    If you notice any changes to your dog’s usual behaviour (e.g., limping, pain when moving, slowing down/stiffness)

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    If you see differences in activities they typically enjoy (e.g., walking, climbing, jumping)

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    If your dog shows difficulty sitting/lying down

Early diagnosis and treatment can help slow down the progression of osteoarthritis and improve your dog’s quality of life2 - so the earlier you contact your vet the better

They will ask you questions or perform tests to understand more about your dog’s condition. These may include:

  • Changes in behaviour: your vet will likely ask you about changes you may have noticed in your dog’s behaviour and mobility.6
  • Physical examination: assessment of your dog’s joints, range of movement, and the ability to walk/sit/stand.6
  • Further testing: e.g., an X-ray can help detect visible changes to joint(s), evaluate the extent of the condition, and monitor progression.

Sometimes your vet may notice signs of osteoarthritis during a routine appointment.

Want to know more?

Treatment options for dogs with arthritis

Diagnosing and treating arthritis in dogs

What you need to know about how arthritis in dogs is diagnosed and treated.

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  1. Bougherara H, et al. Open Vet J. 2025 Nov;15(11):5461-5465.
  2. Mosley C, et al. Front Vet Sci. 2022;9:830098.
  3. Cachon T, et al. Front Vet Sci. 2023;10:1137888.
  4. Anderson KL, et al. Front Vet Sci. 2020;7:220.
  5. Anderson KL, et al. Sci Rep. 2018;8(1):5641.
  6. Cachon T, et al. Vet J. 2018;235:1–8.

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