How do I know if my dog is overweight?

Run your hands along the ribs — you should feel them with a light cover of fat, not see them prominently. From above, a waist should be visible behind the ribs. Your vet uses a body condition score (BCS) from 1–9; ideal is typically 4–5.

How much should I feed an overweight dog?

Do not guess. Ask your vet or nurse for a target weight and daily calorie allowance. Measure food with scales, reduce treats to less than 10% of intake, and review progress every 2–4 weeks.

Can I just walk my dog more to lose weight?

Exercise helps fitness and wellbeing but weight loss is mainly driven by calorie reduction. Very overweight dogs may need low-impact exercise — sudden intense activity risks joint injury.

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Obesity in pets

Quick answer

Around half of UK dogs are overweight or obese, which shortens life and worsens arthritis, diabetes and breathing problems. Use a **body condition score**, weigh food on scales, and work with your vet on a safe target — aim for gradual loss of 1–2% body weight per week.

Key takeaways

Do not guess. Ask your vet or nurse for a target weight and daily calorie allowance. Measure food with scales, reduce treats to less than 10% of intake, and review progress every 2–4 weeks.
Exercise helps fitness and wellbeing but weight loss is mainly driven by calorie reduction. Very overweight dogs may need low-impact exercise — sudden intense activity risks joint injury.

The full guide

Causes, symptoms, treatment options and when to call your vet — in the complete plain-English guide.

Read: Dog Obesity UK Check symptoms

Frequently Asked Questions

How do I know if my dog is overweight?: Run your hands along the ribs — you should feel them with a light cover of fat, not see them prominently. From above, a waist should be visible behind the ribs. Your vet uses a body condition score (BCS) from 1–9; ideal is typically 4–5.
How much should I feed an overweight dog?: Do not guess. Ask your vet or nurse for a target weight and daily calorie allowance. Measure food with scales, reduce treats to less than 10% of intake, and review progress every 2–4 weeks.
Can I just walk my dog more to lose weight?: Exercise helps fitness and wellbeing but weight loss is mainly driven by calorie reduction. Very overweight dogs may need low-impact exercise — sudden intense activity risks joint injury.