Editor’s note: This Q&A has been lightly edited. There are many factors that influence a dog’s lifespan. A dog’s breed and size play a significant role. Smaller dogs (like Yorkies) tend to live longer ...

Here’s something surprising: small dogs tend to live longer than big ones. Breeds like Chihuahuas, Toy Poodles, and Jack Russell Terriers can often reach 15 to 18 years, while large breeds like Great ...

Which dog breeds live the longest and what can you actually do to add more years to your dog's life?

Add Yahoo as a preferred source to see more of our stories on Google. Want to know which dog lives the longest? Here is the breed breakdown and what you can do to help yours. The average dog lives 10 ...

Across almost every species, bigger animals live longer. Among dogs, the opposite holds true, and a new wave of genetic research is finally explaining why. Small and medium breeds dominate the ...

The average dog lives 10 to 13 years, according to Pet MD, but the spread around that number is wide. Breed, body size, genetics and daily care all tilt the odds. A new genetic study is now helping ...

Want to know which dog lives the longest? Here is the breed breakdown and what you can do to help yours. Ratchat Getty Images/iStockphoto The average dog lives 10 to 13 years, according to Pet MD, but ...