Understanding Dog Tail Injuries And How They Happen Tail injuries often develop from regular vigorous wagging, unintentional knocks against hard surfaces, and sometimes scratches or nips that occur during playful activity. In many cases, happy tail syndrome stems from repetitive impact to the tail tip, causing repeated splitting and discomfort. https://leadingnetwork129.ageeksblog.com/37115195/why-you-need-to-know-about-protect-dog-tail-from-injury