A dog is an ideal workout partner: always supportive, happy to go for a walk and never judgmental. The human-companion animal bond is a great way to help you and your dog lose weight or stay fit. When people and dogs exercise together, fitness and health happen on both ends of the leash. As the obesity epidemic spreads, 70% of Americans and 50% of dogs are overweight or obese, resulting in staggering health care costs and suffering. The causes, consequences, and treatment for overweight and...