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    Pet Health 2 June 2025 5 min read

    Dog Obesity: Health Risks and the Real Cost of Extra Weight

    Dog Obesity: Health Risks and the Real Cost of Extra Weight

    Obesity is now the most common nutritional disorder in dogs, with 56% of UK dogs classified as overweight or obese. What many owners don't realise is just how much those extra pounds can cost — both in terms of health and vet bills.

    Health Risks of Obesity

    • Arthritis — excess weight puts massive strain on joints, leading to earlier and more severe arthritis
    • Diabetes — obese dogs are significantly more likely to develop diabetes (£100–200/month to manage)
    • Heart disease — extra weight makes the heart work harder
    • Reduced lifespan — studies show overweight dogs live on average 2 years less
    • Breathing problems — especially in flat-faced breeds

    The Financial Impact

    An overweight dog will cost you an estimated £2,000–5,000 more in vet bills over their lifetime compared to a healthy-weight dog, due to obesity-related conditions.

    How to Help Your Dog Lose Weight

    • Talk to your vet about a target weight and feeding plan
    • Measure food portions accurately — don't guess
    • Cut out (or drastically reduce) treats
    • Increase exercise gradually
    • Consider a prescription diet food

    Many vet practices offer free or low-cost weight clinics with a vet nurse. Compare vet prices to find practices near you that offer weight management support.