Obesity is a growing problem not only among humans, but also among pets. A veterinary survey conducted by the Association for Pet Obesity Prevention revealed that in the United States, about 53 percent of adult dogs and 55 percent of adult cats are considered overweight or obese. For more statistics on this nutritional disease, click on this link. In fact, many well-meaning pet owners do not realize that their animal friends are overweight, adding to the problem.