Fishy breath in dogs is often a symptom of causes that include gum and tooth problems, according to Petco. Issues like rotting teeth and periodontal disease cause foul-smelling breath as a direct result of infection and bacteria in the mouth.
Fishy-smelling dog breath can also be the result of the dog licking its anal area when the anal glands need to be expressed. Typically, blocked anal glands can cause a foul, fishy smell. In certain cases, foul-smelling breath can be a symptom of diabetes or kidney disease, according to VetInfo. However, foul-smelling breath from disease is typically accompanied by other symptoms.Learn More
Dogs can smell the chemical markers that indicate certain types of cancer, according to PedMD. The first suggestion of using dogs for detecting cancer was documented in a 1989 medical journal, and since then, there have been several research studies on the subject.Full Answer >
If a dog's feet smell like popcorn, corn chips or moldy bread, the dog most likely has a yeast infection. Yeast infections are a common cause of an unpleasant odor arising from a dog's feet or ears. Dogs with a yeast infection also scratch frequently.Full Answer >
Sources disagree on whether dogs can eat fish safely. K9 Magazine says that fish are a high-quality source of omega-3 fatty acids, while Dr. Karen Becker says that most fish in the pet food industry is preserved using carcinogenic ethoxyquin and should be avoided.Full Answer >
For many dogs, fish oil is a beneficial supplement to their health. The omega-3 fatty acids contained in fish oil helps with inflammatory diseases, including arthritis, allergies, kidney disease, heart disease and cancer.Full Answer >