Tear stains are more distinct among light-colored breeds because the tear pigments can dye their fur. Long hairs present on the face of a dog, makes the animal more prone to excessive tearing. Breeds of dogs that naturally possess shallow eye sockets or have hair growing in the skin folds around their eyes are also prone to excessive tearing. Poodles and cocker spaniels are also more prone to blocked tear ducts than other canine breeds. Eye infections and these anatomical situations call all leads to excessive tearing. When it comes to treatment, the regimen will depend on the predisposing condition. In dogs with shallow eye sockets, your best bet is to find ways to minimize skin irritation and staining of the hair coat. Eliminating the source of irritation can significantly reduce the tearing. Long hairs near the eyes should be trimmed. Since there are many possible reasons why a dog is tearing excessively, a visit to your vet clinic Oshawa, ON should be made sooner rather than later.