Learning about Canine Tail Problems and How They Happen Tail injuries often develop from repetitive strong tail wagging, unintentional knocks against hard surfaces, and minor self-inflicted wounds during games or exercise. In many cases, happy tail syndrome stems from repetitive impact to the tail tip, causing persistent bleeding and soreness. https://secureunit54.glifeblog.com/37246029/how-much-do-you-know-about-tail-protector-for-dogs