How do I know if I have damaged my lungs?

Related questions

1. What is good lung capacity?
2. What is normal lung age?
3. Is pulmonary fibrosis always fatal?
4. What are the final stages of pulmonary fibrosis?
5. How do I open my airways?
6. What causes low lung volume?
7. Is banana good for lungs?
8. Is pulmonary fibrosis the same as COPD?
9. What does a spirometry test tell you?
10. What is the average life expectancy of someone with COPD?

Tags

1. #cancer
2. #following
3. #lungs
4. #breathing
5. #experience
6. #serious
7. #damaged
8. #illness
9. #emphysema
10. #shortness
11. #activities
12. #simple
13. #doctor
14. #symptoms
15. #during
16. #breath