Companion Animals

Companion Animal Obesity and Its Welfare Consequences

Pet obesity is an epidemic affecting over half of companion dogs and cats in some countries, causing chronic pain and shortened lifespan.

Key Facts

Over 55% of dogs and cats in the US are classified as overweight or obese
Obese pets have a median lifespan 1.8 years shorter than lean individuals
Arthritis, diabetes, and respiratory disease are significantly more common in obese pets
Owners frequently underestimate their pet's body condition score
Free-choice feeding is a leading driver of obesity in companion cats

Welfare Considerations

Pet obesity is a welfare issue primarily caused by human behavior — overfeeding and insufficient exercise — rather than animal choices. An obese dog experiences chronic joint pain, struggles to breathe comfortably, and has a significantly shortened life expectancy. The pleasure of feeding treats must be weighed against the chronic suffering of obesity-related conditions. Veterinary-guided weight management is highly effective but requires owner commitment.

What You Can Do

Ask your veterinarian to assess your pet's body condition score at every annual visit
Transition to measured, scheduled meals rather than free-choice feeding for cats
Provide daily exercise appropriate to your pet's age and physical condition
Resist the impulse to offer food as primary positive reinforcement for companion animals