7 causes of cough
Coughing is a quite common symptoms among general population. A wide variety of causes are behind this symptom. Here is a short list of causes cough; some of which may lead to long standing or chronic cough:
1. Post nasal drip
2. Asthma
3. GERD ( gastro esophageal reflux disease)
4. COPD ( chronic obstructive pulmonary disease)
5. Medication related cough
6. Pneumonia
7. Whooping cough (pertussis)
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