Parvo is a viral infectious disease. Infectious pathogens are widely present in dogs’ vomit and excrement, with feces containing the largest amount of viruses. If a healthy dog ​​is directly or indirectly exposed to the above pathogen-containing substances, the dog may be infected, especially unvaccinated puppies.

Dog parvovirus is an extremely vicious canine infectious disease. Dogs are often infected after being exposed to parvovirus. The survival time of parvovirus is very long. If the dog comes into contact with things contaminated by parvovirus, he may be infected. Therefore, the dog must be vaccinated regularly to prevent it.