Symptoms|Treatments|Side effects|Causes
| cause | % of members (num votes) |
|---|---|
| Virus |
94% (18)
|
| Exposure to smoke or fumes |
56% (18)
|
| Dust |
44% (18)
|
| Smoking |
44% (18)
|
| Air pollution |
39% (18)
|
| Predisposition to chronic bronchitis |
100% (3)
|
| Getting a cold |
0% (1)
|