Understanding Pneumonia: A Guide to Causes, Symptoms, and Treatment
Pneumonia is a/happens to be/presents as an infection that inflames the air sacs in one or both lungs. These air sacs may fill with fluid or pus (purulent material), causing cough with phlegm or pus, fever, here chills, difficulty breathing, and sharp pains in the chest. Pneumonia can be caused by a variety of organisms, including bacteria, viruses