After a dog is infected with parvovirus, some common signs during the recovery process include: 1. Improvement in mental state: If the dog’s mental state begins to get better, such as showing more energy and being willing to play actively, this is Could be a sign of recovery. 2. Increased appetite: As the physical condition improves, the dog's appetite will gradually recover and become willing to eat, which is a positive recovery indicator. 3. The frequency of vomiting decreases: If the dog vomits significantly less frequently after receiving treatment, this may also be a sign that the condition is improving.

4. Stop diarrhea: If the dog can stop diarrhea, this usually means that the condition has been significantly relieved.

5. The body temperature returns to normal: Parvovirus infection may cause the dog's body temperature to rise. If the dog's body temperature returns to normal, this is also a sign of recovery.