(HealthDay News) -- Our lungs have a natural defense system that protects them from dirt and germs. But that isn't enough to prevent all cases of lung disease.
The American Lung Association says here's what you can do to keep your lungs healthier:
Drug Offers Hope Against Tough-to-Treat Chronic Cough
Will Expelled Droplets Spread COVID? Ventilation May Be Key
Pulmonary Fibrosis: A Lung Disease Many Don't Recognize
