Stay smoke-free
Avoid secondhand smoke
Avoid vaping and other inhaled irritants
Drink plenty of water
Exercise regularly
Do breathing exercises
Practice deep breathing
Use steam or humidified air
Keep indoor air clean
Use an air purifier
Wash bedding and vacuum regularly
Eat a balanced diet
Include fruits and vegetables
Get enough sleep
Manage allergies and asthma
See a doctor for persistent cough, wheezing, or shortness of breath
Get recommended vaccinations
Follow prescribed treatments for lung conditions