Dear D.K.: Pneumonia is an infection of the lungs, sometimes called a "lower respiratory tract" infection to distinguish it ...

Telling pneumonia and lung cancer apart can be difficult because both conditions target the lungs and often produce similar symptoms, such as persistent cough, chest pain, and fatigue. Despite these ...

Pneumonia remains highly unpredictable because patients with the same diagnosis and treatment often experience drastically different outcomes, and clinicians lack clear insight into why. Researchers ...

When breathing becomes increasingly difficult with no clear explanation, idiopathic pulmonary fibrosis (IPF) might be the culprit behind the concerning symptoms. This rare yet devastating lung disease ...

Scans of the lungs of the sickest COVID-19 patients show distinctive patterns of infection, but so far those clues offer little help in predicting which patients will pull through. For now, doctors ...