When should I be concerned about shortness of breath?

Related questions

1. How do I know if I have dyspnea?
2. What causes sudden deep breaths?
3. Is shortness of breath a sign of anxiety?
4. Is wheezing life threatening?
5. Why do I keep taking deep breaths?
6. Should I go to the ER if it hurts to breathe?
7. Can breathlessness be a sign of cancer?
8. Why do I have to keep taking deep breaths?
9. Is shortness of breath serious?
10. Can shortness of breath be a sign of cancer?

Tags

1. #resting
2. #dyspnea
3. #difficulty
4. #chest
5. #breath
6. #fatigue
7. #commonly
8. #breathing
9. #every
10. #symptoms
11. #shallow
12. #associated
13. #cough
14. #tasks
15. #appropriate
16. #shortness
17. #anxiety
18. #performing
19. #possible