Pneumonia is caused by bacteria, viruses, fungi, or inhaling foreign objects. Children under age 5, adults over age 65, and those with chronic illnesses are at higher risk for pneumonia. Certain ...

Here's what pneumonia is, what causes it and how the disease is usually treated once it has been diagnosed.

Pneumococcal pneumonia is a potentially serious bacterial lung infection that causes approximately 225,000 hospitalizations among adults in the U.S. each year. Age, certain underlying medical ...

Cases of "walking pneumonia" — a milder form of the lung infection pneumonia — have spiked in the United States, particularly among young children. Bacterial infections from Mycoplasma pneumoniae, one ...

Premature birth, pneumonia and malaria among leading causes of death in under-fives worldwide, as UN experts warn aid cuts are slowing progress on survival rates ...

Nashville singer-songwriter Todd Snider died Nov. 14, a day after after friends and family announced the Americana and country music singer, 59, had been diagnosed with walking pneumonia. According to ...

Beloved Oscar-winning actor Diane Keaton died from pneumonia, according to a statement her family shared with People magazine. It was not clear if she had any underlying health conditions that ...