Respiratory infections in dogs can be contagious to other pets and in some cases to humans as well. The most common contagious respiratory infections in dogs are kennel cough (infectious tracheobronchitis) and canine influenza. These infections are typically spread through respiratory secretions like coughing or sneezing. Other pets in close contact with the infected dog, such as cats or other dogs, can potentially contract the infection. In some instances, humans can also get infected, although it is less common. To prevent the spread of respiratory infections, it's essential to isolate the infected dog, practice good hygiene by washing hands thoroughly after handling the sick dog, and disinfecting any shared items or surfaces. If you suspect your dog has a respiratory infection, consult your veterinarian for proper diagnosis and treatment.

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Topics covered in this question:

Dogs Prevention Pets Respiratory Infections Contagiousness Humans