Learning About Canine Tail Problems and Why They Occur Injuries to a dog’s tail commonly occur from repetitive energetic movement, unintentional knocks against solid objects, and minor self-inflicted wounds that occur during playful activity. In many cases, a condition known as happy tail stems from repetitive impact to the tail https://visionstation864.alltdesign.com/the-growing-craze-about-the-happy-tail-syndrome-treatment-57285467