What causes pneumonia? Pneumonia is caused by bacteria, viruses or fungi, "but usually when people are thinking of pneumonia, they are thinking of the kind caused by bacteria," says Diuguid-Gerber.

Dec. 29, 2008 -- Question: If I'm taking antibiotics for bronchitis or pneumonia, how soon should I expect to feel better? Answer: Bronchitis and pneumonia are different things.

Medically reviewed by Benjamin F. Asher, MDMedically reviewed by Benjamin F. Asher, MD Pneumonia is an infection of the lungs caused by bacteria, fungi, or viruses (including COVID-19). Fever is a ...

John C. Hu, MD, PhD, clinical assistant professor of medicine in the Division of Infectious Diseases in the Jacobs School of Medicine and Biomedical Sciences, is a co-senior ...

Chinese health authorities said they are investigating 27 cases of viral pneumonia in the central city of Wuhan, after rumors on social media suggested the outbreak could be linked to Severe Acute ...