Health problems in dogs can quickly worsen if they are not detected and treated early. Dog owners should learn about the most common dog diseases, their symptoms and treatment options to protect their four-legged friend's quality of life. In this article, we provide a detailed overview of the most important diseases in dogs – based on veterinary expertise. Common infectious diseases in dogs 1. Staupe (Canine Distemper) Distemper is a highly contagious viral disease that affects the nervous system, respiratory tract and digestive tract. Symptoms: fever, nasal and eye discharge, cough, vomiting, diarrhea and neurological disorders such as muscle twitching. Transmission: droplet infection or contact with infected animals. Treatment: There is no specific cure, therapy is symptomatic with infusions, antibiotics for secondary infections and anticonvulsants for seizures. Prevention: Regular vaccination is the best protection. ...