Here are some factors that can affect a Boxer's lifespan:
* Genetics: Some Boxer lines are naturally more prone to certain health issues that can shorten their lifespan.
* Diet: A balanced, nutritious diet can help your Boxer stay healthy and live longer.
* Exercise: Regular exercise helps keep Boxers fit and healthy.
* Healthcare: Regular vet checkups, vaccinations, and preventative care can help prevent health problems.
It's important to note that these are just averages, and individual dogs can vary. With proper care, you can help your Boxer live a long and happy life!