The reasons why dogs have rapid breathing and wheezing sounds are as follows:

1. Just after exercise: After a dog has exercised, because the body is hot but there are no sweat glands on the body, it needs to cool down through the sweat glands on the tongue. Because of this, there will be symptoms of gasping for breath and shortness of breath. This situation is often a normal symptom.

2. The ambient temperature is too high: When the ambient temperature is too high, shortness of breath and gasping for air will occur. It is recommended to take the dog to a cool place in time and give it an appropriate amount of water.

3. Disease: Dogs suffering from certain diseases, such as cardiopulmonary disease, liver and kidney disease, pancreatitis, etc., can also cause shortness of breath. This is because these diseases can cause The electrolytes in the dog's body are disordered and some metabolic acid-base poisoning occurs, which causes the dog to show some symptoms of respiratory depression. It is best to send the dog to the pet hospital for examination immediately.

4. Physical injury: The pain caused by wounds on the body can also cause the dog to pant suddenly for no reason. The owner can check the dog's skin surface for redness, swelling and trauma.

5. Happy: If the dog suddenly breathes quickly, but is very excited and has a happy expression, it may just be because the dog is having too much fun, and the dog will calm down after a while.