4. Coughing & Sneezing
Every dog will cough or sneeze on occasion, but rarely does it carry on for a considerable length of time. If your dog continues to cough or sneeze after a few days, schedule a visit with the vet, as it may be a sign of ancer or another serious ailment.
5. Unexplainable Vomiting or Diarrhea
Like humans, dogs may experence gastric upset from time to time. However, if your dog is dealing with a prolonged bout of illness with no discernible cause, you should take action. If this occurs for several days, has other symptoms, or leads to significant weight loss, your dog should be examined by a vet immediately.
6. Distention of the Abdomen
If your dog suddenly gets a round belly that is not attributed to weight gain, this could indicate a buildup of fluid. This is a sign of a health issue that requires a vet's examination.