Arthritis is a general term for abnormal changes in the joint. These changes occur when cartilage is worn away faster than it can be replaced. Cartilage acts as a cushion to protect the bones. When it wears away, joints become swollen and painful.
Middle aged to senior cats can develop arthritis. Also known as degenerative joint disease, it can be a source of chronic pain and negatively affect your cat’s quality of life. Arthritis in cats occurs when a joint is unstable causing the bones to move abnormally within the joint. Over time this abnormal movement erodes the cartilage that lines the joints and bone begins rubbing against bone creating chronic inflammation and pain.
Although arthritis is not curable, early treatment is key, without it your cat will continue to lose cartilage resulting in the need for more aggressive treatments like surgery1.

Arthritis can have serious effects on a cat’s health and mobility. If your cat has arthritis, the first thing you’ll notice is that they find movement difficult and become reluctant to walk, run and jump. Some signs of arthritis in cats are similar to those of other serious conditions. Make sure you consult your veterinarian if you notice any of these signs.
Signs of arthritis in cats
While most cat parents are tuned in to the little details and quirks of their cat’s personality, it can be difficult to determine when behaviours that seem unusual are signs of a deeper health concern. Here’s a look at some of the ways cats hide their pain, common conditions they suffer from, and how to get your cat the care needed.
Risk factors include the following:
Other possible causes include:
1 Renberg WC. Pathophysiology and management of arthritis. Vet Clin North Am: Small Anim Pract. 2005; 35:1073- 1091.
Kittens may need several visits in their first year for vaccinations. Adult cats generally benefit from annual check-ups, while senior or special-needs cats might require more frequent visits.
The food your cat eats plays an important role in overall health and well-being. Balanced nutrition is an essential part of an active, healthy lifestyle. For accurate diagnosis and treatment options, always consult your veterinarian and ask them to recommend the best food for your cat’s arthritis and joint mobility health.
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