Pet's life is very simple, in addition to eating and drinking, is to find a place to sleep. Day time sent. Coupled with a lot of masters fed them a lot of delicious food, so it becomes the "fat" up. But the people may not know, many serious diseases are related to pet obesity, which a lot of diseases that could shorten their life.
Some dogs are overweight characteristics are fairly obvious, while others are difficult to judge. The weight is a useful indicator is generally believed that animals weighing more than 15% of the normal ideal body weight is considered overweight. The standard weight of purebred dogs can be a valid basis to determine the "ideal" weight, but not necessarily apply to hybrids.
In normal animals, you should just not thick layer of fat to touch the ribs, should be able to observe from the top to see the rib cage behind an obvious waist lines. The fat of the animals do not waist curve, because the thickening layer of fat under the skin. Fat dogs due to abdominal accumulation of large amounts of fat, bulging belly becomes. The veterinarian will distinguish between a bulging belly is fat or other factors, such as pregnancy, ascites or abdominal organomegaly