The main identified cause of chronic bronchitis is smoking. Your bronchial tube or airway is lined with glands that produce mucus. This mucus is a medium for trapping infectious agents ...

Knowing the difference is vital, as bronchitis, an inflammation of the bronchial tubes, can be either acute or chronic ... is the presence of mucus production,” highlights Sharma.

These long periods of inflammation can cause sticky mucus to build up in your airways, leading to long-term breathing difficulty. How to treat it: While chronic bronchitis does not have a cure ...