March 10, 2015 0 The Top 10 Breeds That Are Most Likely To Have A Broken HeartCardiac disease affects many breeds of dogs, but some more than most. According to the O.F.F.A. here are the 10 most likely breeds to suffer from cardiac disease.READ MORE 3 Million Dogs, Newsbearded collie, bull terrier, canine cardiac disease, cardiac disease, cardiac disease in dogs, Cavalier king charles spaniel, dalmatian, dogs, english toy spaniel, irish water spaniel, Irish Wolfhound, norfolk terrier, scottish deerhound, whippet