Genetic makeup, breed size and lineage are factors that determine cancer risk in dogs. This article follows the development of canine cancer studies and changes in the incidence of cancer in Golden Retrievers.
Source: Bark, Winter 2015.
The high incidence of cancer in Golden Retrievers appears to be a relatively new phenomenon. A health report in 1999 by the Golden Retriever Club of America identified cancer as the cause of death in 61.4% of their dogs.
See also: Dogpatch, eye to eye, page 16.
Five paragraphs explain how gazing behaviors between dogs and humans increase oxytocin levels in both species.