![Dogs Who Chase Their Tails May Suffer From Obsessive-Compulsive Disorder](http://townsquare.media/site/136/files/2012/08/Timekin-flickr.png?w=980&q=75)
Dogs Who Chase Their Tails May Suffer From Obsessive-Compulsive Disorder
When we see a pooch chase its tail, we tend to just dismiss it as a dog being a dog. But there appears to be more to this illogical canine behavior, as researchers from Finland have been able to link it to obsessive-compulsive disorder.