Pneumonia - Symptoms and causes - Mayo Clinic
Jun 13, 2020 · Pneumonia is an infection that inflames the air sacs in one or both lungs. The air sacs may fill with fluid or pus (purulent material), causing cough with phlegm or pus, fever, …
Consumer Health: Recognizing the signs of pneumonia
Nov 10, 2023 · Pneumonia is an infection that inflames the air sacs in one or both lungs. The air sacs may fill with fluid or pus, causing cough with phlegm or pus, fever, chills, and difficulty …
Walking pneumonia: What does it mean? - Mayo Clinic
Feb 8, 2023 · Your symptoms may be mild enough that you don't see a health care provider. But if you do, your health care provider is not likely to prescribe antibiotics unless you have a more …
Pneumonia - Diagnosis and treatment - Mayo Clinic
Jun 13, 2020 · Pneumonia — Learn about the symptoms, causes and treatment of this serious lung infection.
Infectious Diseases A–Z: What you need to know about pneumonia
Dec 30, 2019 · Symptoms of pneumonia can vary, depending on factors such as the type of germ causing the infection, as well as your age and overall health. Mild signs and symptoms are …
Pneumococcal Pneumonia - Mayo Clinic Press
Jun 7, 2023 · Pneumonia is an infection that inflames the air sacs in one or both lungs. The air sacs may fill with fluid or pus (purulent material), causing cough with phlegm or pus, fever, …
Sepsis - Symptoms & causes - Mayo Clinic
Feb 10, 2023 · Symptoms specific to the type of infection, such as painful urination from a urinary tract infection or worsening cough from pneumonia. Symptoms of sepsis are not specific.
Legionnaires' disease - Symptoms & causes - Mayo Clinic
Dec 22, 2025 · Bacteria that can live in water from air conditioning systems, showers and spas cause this severe form of pneumonia.
Pneumonia and your lungs - Mayo Clinic
Most pneumonia occurs when a breakdown in your body's natural defenses allows germs to invade and multiply within your lungs. To destroy the attacking organisms, white blood cells …
Human metapneumovirus (HMPV): Symptoms and prevention
Feb 19, 2025 · Human metapneumovirus (HMPV) is a seasonal virus that causes respiratory illness worldwide. Explore symptoms and ways to prevent infection.