What is the most common cause of dyspnea?

Related questions

1. Is there a cure for dyspnea?
2. What can I take to open up my airways?
3. Is it harder to breathe when lying down?
4. What causes sudden deep breaths?
5. Why do I have to keep taking deep breaths?
6. Can breathlessness be a sign of cancer?
7. Is shortness of breath dangerous?
8. Why do I keep yawning and taking deep breaths?
9. Why is dyspnea worse at night?
10. Why do I keep taking deep breaths?

Tags

1. #according
2. #usually
3. #anxiety
4. #steven
5. #pneumonia
6. #problems
7. #obstructive
8. #psychogenic
9. #chronic
10. #common
11. #linked
12. #dyspnea
13. #heart
14. #asthma
15. #disease
16. #interstitial
17. #failure
18. #causes
19. #wahls
20. #pulmonary