While a good diet and regular exercise can lengthen and improve the life of any dog, the sad reality is that compared with humans, dogs do not live as long as people. Another somber truth is some canine breeds live longer than others. When it comes to dogs, all canines are not created equal, because dogs are not born with the same genetics.

To determine the dog breeds that have the longest and shortest life expectancy, 24/7 Wall St. reviewed the average age of death for 148 dog breeds from research published by the National Center for Biotechnology Information. In addition to weight and height information, we reviewed various character traits of the breeds, including trainability.

Click here to see the shortest living dogs.
Click to here to see the longest living dogs.
Click here to read our detailed findings and methodology.