Symptoms of dogs suffering from respiratory diseases:

1. When dogs suffer from respiratory diseases, they will initially appear depressed, sneezing, and have a runny nose. The phenomenon.

2. Symptoms such as loss of appetite, shortness of breath, and coughing may also occur. Generally, coughing is most severe and frequent in the morning and evening.

3. In severe cases, dogs will have difficulty breathing, hemoptysis and other symptoms, and may even die from suffocation.

Causes of dogs suffering from respiratory diseases:

1. Poor living conditions. The residence is crowded, poorly ventilated, dark and humid, lack of sunlight, parents smoke, poor care, lack of daily exercise, and low defense function.

2. Sudden climate change. Cold weather can easily cause nasal mucosal contraction and contraction dysfunction, which can lead to upper respiratory tract infections in dogs.

3. Bacterial or viral infection. About 90% of upper respiratory tract infections in dogs are caused by viruses, and bacterial infections are often secondary to viral infections.