Pneumonia is a lung infection and/or inflammation of the air sacs of one or both lungs. Bacteria, viruses, and fungi can ...

Bronchial breath sounds like cavernous, tubular, and amorphous sounds indicate health conditions in your lungs or airways. Learn more about what your doctor hears.

Lung cancer raises your pneumonia risk. Learn how these conditions are linked, how they’re different, and about their diagnosis, treatment, and prevention.

Medically reviewed by Sanja Jelic, MD Pneumonia occurs when germs like bacteria, viruses, or fungi infect your lungs. Your immune system releases white blood cells to fight the infection, causing ...

Chemical pneumonia is an unusual type of lung irritation caused by poisons or toxins. Find out more.

Those with small cell lung cancer may be more prone to developing pneumonia due to a weakened immune system and cancer treatments.

The trending term is just a new name for an existing illness known as "walking pneumonia," and experts say it's not worth "alarm bells ringing" Getty White spots appear on lungs during a chest X ...

UFC star Ben Askren recently dealt with a severe case of pneumonia, and there were concerns that he wouldn't survive after being rushed to the hospital. Fortunately, he pulled through, and on ...

VATICAN CITY - Pope Francis has shown the onset of double pneumonia, further complicating treatment for the 88-year pontiff, the Vatican said on Tuesday. "The laboratory tests, chest X-ray, and ...