Dog Obesity and Welfare | Animal Welfare Hub

Dog obesity is one of the most common preventable health conditions in companion animals, causing pain, reduced lifespan, and significantly diminished quality of life.

Key Facts

An estimated 55-60% of dogs in the United States are overweight or obese
Obesity is defined as body weight more than 20% above ideal body weight
Overweight dogs live an average of 2.5 years less than dogs at healthy body weight
Obesity exacerbates arthritis pain, making movement progressively more difficult and painful
Many owners underestimate their dog's weight — veterinary body condition scoring provides objective assessment
Treats from owners and family members are a leading cause of caloric excess in pet dogs

Welfare Considerations

Dog obesity causes a cascade of welfare harms: joint pain from carrying excess weight, breathing difficulties, increased surgical risk, reduced exercise tolerance that limits enrichment opportunities, and shortened lifespan. Obese dogs experience chronic discomfort that compromises their quality of life in ways owners often attribute to laziness or aging. The paradox is that overfeeding often reflects excess love — owners express affection through food treats without recognizing the harm being caused. Welfare-centered dog ownership includes regular body condition assessment, measuring food portions, and finding alternative ways to express affection including play, training, and physical contact.

What You Can Do

Ask your vet to body condition score your dog annually and give you a target weight
Measure food portions rather than free-feeding, and account for treats in daily caloric intake
Use kibble or low-calorie treats as training rewards to reduce caloric impact
Increase physical activity gradually alongside caloric reduction for safe, sustainable weight loss