The discovery of a new biomarker could improve both the diagnosis and treatment of chronic lung diseases like asthma and COPD, researchers report.

A new inhaled vaccine offers protection against several strains of bacteria that can cause pneumonia in hospital settings, a study with mice shows.

New research helps clarify the costs and benefits of different COPD treatments, which could help prevent unecessary side effects.

New research links poor sense of smell in older adults with higher risk of getting pneumonia.

Amoeba biology may help scientists find a new way to sweep mucus from the lungs of people with COPD, a widespread lung disease.

New research clarifies why women get severe COVID-19 about half as often as men. It comes down to specific immune cells, the study finds.

The virus that causes COVID-19 triggers an unexpected immune response from lung cells, researchers find. It could reveal new drugs to fight the disease.

As car emissions drop in LA thanks to environmental laws, palm trees and other green plants may be most concerning source of dangerous aerosol pollution.

Birds breathe with greater efficiency than humans due to the structure of their lungs: looped airways that facilitate air flows that go in one direction.

"Without a doubt, cigarettes and e-cigarettes are unhealthy and not good for lungs. However, vaping marijuana appears even worse."