Chronic Bronchitis
Long-term airway inflammation with cough, mucus production, and breathing issues that may be linked to airborne hazards or military exposure.
Lungs & Respiratory- What exactly is chronic bronchitis?MedlinePlusMay 2026
Chronic bronchitis is a lung disease where the airways that carry air to your lungs get swollen and irritated, causing mucus to build up. This makes it harder for your lungs to move oxygen in and carbon dioxide out of your body.
- How does smoking affect my lungs with chronic bronchitis?MedlinePlusMay 2026
Smoking is the main cause of chronic bronchitis in the United States. Long-term exposure to cigarette smoke damages your lungs and airways, causing the swelling and mucus buildup that makes breathing difficult.
- Can other things besides smoke cause chronic bronchitis?MedlinePlusMay 2026
Yes, other things besides cigarette smoke can cause chronic bronchitis, including pipe smoke, cigar smoke, and other irritants you breathe in over a long time.
- Why do I have more mucus when I have chronic bronchitis?MedlinePlusMay 2026
When your bronchial tubes get irritated and swollen, your body produces extra mucus as a response. This mucus buildup makes it harder to breathe and often causes you to cough.
- Will chronic bronchitis get worse over time?MedlinePlusMay 2026
Yes, chronic bronchitis is part of COPD, which is a group of lung diseases that get worse over time. However, treatment and lifestyle changes can help slow down the progression.