Finding a tumor on your dog can be very frightening. Learn all about common tumors in dogs, where they come from, and what ...

But Trooper's struggle wasn't over. While removing the cancer, the veterinarian also noted that the dog had stomach issues because he had ingested pounds of garbage, including a freezer bag.

A study published earlier this week in Royal Society Open Science highlighted findings surrounding dogs and cancer Nicholas Rice is a Senior Editor for PEOPLE Magazine. He began working with the ...