There are few normal conditions when dogs breath heavily. These are hot weather and after exercise. If dogs become nervous then they start to breath heavily. Pain and lack of oxygen are 2 common reasons of heavy breathing in dogs.
There are many reasons of pain in dogs. Lack of oxygen can be due to following conditions.
1. Heart diseases
2. Lungs diseases
3. Trauma
4. Pneumonia
5. Fluid in lungs
6. Bleeding in lungs
7. Obstruction of air passage
Treatment of heavy breathing depends upon underlying cause. So, you should take your dog to vet for proper diagnosis and treatment.
There are many reasons of pain in dogs. Lack of oxygen can be due to following conditions.
1. Heart diseases
2. Lungs diseases
3. Trauma
4. Pneumonia
5. Fluid in lungs
6. Bleeding in lungs
7. Obstruction of air passage
Treatment of heavy breathing depends upon underlying cause. So, you should take your dog to vet for proper diagnosis and treatment.