Is your dog panting more than normal? They may be inside in the cool and still are panting. While this is a normal thing for a dog to do, there may be an underlying medical reason that your dog would be panting. This article will explain all about why dogs pant and what could be causing your dog to pant. If you suddenly notice your dog is panting a lot more than they should, it is best to call your vet and have your pet examined.