What causes chronic cough?
A chronic cough can be caused by many reasons such as cigarette smoke or infections caused by asthma.
You can also develop chronic cough from inflammation of the upper airways, or swelling of the membranes inside the nose and sinuses due to allergies.
When should I see a doctor about my cough?
If at any time your cough concerns you, you should contact your doctor.
If you have any of the following symptoms contact your health care provider:
• You spit up blood when you cough
• You have chest pain when you cough
• You have trouble breathing when you cough
• Coughing makes you vomit
• Unexplained weight loss
• Your cough started after you were in contact with someone with whooping cough
• Cough longer than 8 weeks
• Cough seems to be getting better, then it gets worse
•If you have a lung problem like asthma or cystic fibrosis and your cough pattern changes