No exactly. It can be fun for both you and the dog. To get you started with some basic information of dog nutrition as your dog gets older, we will give you some practices to look forward to. Avoid having the children use loud noises or make sudden movements. Called pica - the drive to consume material that is not generally considered food - is what animal behaviorists call a compulsive disorder. If your adult dog comes down with a kidney dog disease then that means that his kidneys have sustained some type of damage that is inhibiting their ability to strain and eliminate the wast products.
On a similar note of older dog care, you may not even notice until many years later that your dog's coat seems less shiny, less clean, and not as well groomed at it used to be.
Their digestion will be a lot less capable of operating smoothly. Although this is an estimation, it is very close to reality. This is especially true for dogs that reach the age of eight or above.
Do not get worried about these changes, although it may startle you to suddenly realize that your dog is in is old age and will need adult dog care soon.