Pneumonia: Causes, Symptoms, Diagnosis Treatment Pneumonia is a lung infection caused by bacteria, viruses or fungi Fluid and inflammation in your lungs makes breathing hard and causes fever and other symptoms
Pneumonia: Symptoms, Causes, and Treatment - WebMD Pneumonia is a lung infection most often caused by bacteria or a virus It may be mild enough that you can recover at home, or serious enough to put you in a hospital
Pneumonia: Symptoms, Causes, and Treatment - Harvard Health What is pneumonia? Pneumonia is an infection of one or both lungs that triggers inflammation and causes the air sacs (alveoli) of the lung to fill with pus or liquid Symptoms include coughing, shortness of breath, and fever, and can be mild to life-threatening
Pneumonia - Wikipedia Although more than 100 strains of infectious agents have been identified, only a few are responsible for the majority of cases
Pneumonia | CDC Homepage for CDC's information on pneumonia, an infection of the lungs
Pneumonia - Johns Hopkins Medicine The main types of pneumonia are bacterial, viral, and mycoplasma pneumonia A cough that produces green, yellow, or bloody mucus is the most common symptom of pneumonia
Pneumonia Symptoms and Diagnosis - American Lung Association Pneumonia is an infection that inflames your lungs' air sacs (alveoli) The air sacs may fill up with fluid or pus, causing symptoms such as a cough, fever, chills and trouble breathing