Pneumonia is a common pulmonary infection that inflames the air sacs in one or both lungs. These areas may fill with mucus, causing chest pain. Numerous bacteria, viruses, and fungi can cause pneumonia. Symptoms differ depending on the cause of the infection and a patient's overall health. Common symptoms include fever, chills, fatigue, difficulty

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, chills, breathing problems, and sharp pains in the chest. Pneumonia can be caused by a variety of organisms, including bacteria, viruses, and f