Unlike exposure to other toxins, many Agent Orange symptoms tend to take several years to decades to present, and can cause a host of health issues. Initial symptoms tend to include common side effects found with many other illnesses, as well as neurological and psychological problems.
Heavy breathing or panting. Most dogs will pant from time to time because they are stressed or excited, but when dogs pant for no apparent reason and the panting becomes excessive, this can definitely be a sign that a dog is experiencing pain.
Dog Panting is More Frequent Such as the Boston Terrier Shown Here. But, dog panting is surely a sign of some underlying health problem if it occurs consistently and in the absence of its indicators, i.e. after exercise, running, hot weather or in brachyocephallic breeds.