Recognizing the symptoms in dogs with heartworm and knowing the importance ... As the disease gets worse, you might see: A ...

The symptoms of heartworm disease may vary depending ... causes irritation and inflammation, which leads to coughing spells. Infected dogs may experience reduced energy levels and tire more ...

It's common for cats and dogs ... "heartworms" because they live in the heart, lungs, and associated blood vessels of an infected animal. "As the disease progresses, [the animal] can cough ...