What causes a dog’s shortness of breath and tummy fluttering?

Dogs shortness of breath tummy shaking mainly for the following reasons: First, the dog will appear after strenuous exercise, this is a normal phenomenon, the dog can relieve themselves. Secondly, some external forces leading to diaphragmatic rupture or pneumothorax can also cause dogs to have shortness of breath and tummy shaking symptoms. Thirdly, it can also occur if the dog has a tumour in the lungs or abdominal organs, or if the dog has a heart condition. If your dog has shortness of breath and other abnormal symptoms, take him to the vet for an examination.