Preventing canine obesity is far more effective than treating it — understanding caloric requirements, reading food labels, and using measured feeding rather than free-feeding are foundational obesity prevention strategies.
Obesity prevention is the most welfare-efficient intervention for canine weight management — preventing excess weight gain is easier and more effective than treating established obesity. The widespread normalization of overweight body condition in companion dogs — where owners have difficulty recognizing their dog as overweight — is a fundamental barrier. Education that shifts reference points through regular veterinary body condition scoring and owner training in home BCS gives owners the tools to detect early weight gain and intervene before obesity becomes established. The welfare benefit of maintaining lean body condition throughout a dog's life — better mobility, reduced arthritis risk, lower disease burden, longer lifespan — is substantial and cumulative across years of healthy weight.