Hearing problems are often associated with breeds that have a predominately white coat
Have been reported in certain breeds, including terriers, shepherds, and poodles. Other conditions such as tumors in the digestive system Trusted Source PubMed Central Archive of biomedical and life sciences journal literature. Many of the same health conditions that impact other dogs - arthritis, patellar luxation, or hypothyroidism - affect Jack Russells, too.
