Despite the name, happy tail is anything but. In fact, it is the bane of a dog owners’ existence. It is classified as the complete demolition of your walls, furniture, and decorations via a swinging tail that moves a mile’a minute, resulting in injury to the last few inches (or so) of your dogs’ tail. Repeated collisions with hard surfaces can also prevent it from healing. Wondering what you can do to treat & prevent happy tail? Click the photo above for the #1 most useful trick!