if left untreated how can pneumonia get worse
Pneumonia can be life-threatening if left untreated, especially in people who smoke, have heart disease, or have lung problems, and in adults 65 years of age and older. You should call your doctor if you have a cough that wonât go away, shortness of breath, chest pain and a fever.he symptoms of pneumonia can range from mild to severe, depending on your risk factors and the type of pneumonia you have. Common symptoms are similar to the symptoms caused by a cold or the flu. They include the following: