1. Bronchitis; chronic, acute, asthmatic
Chronic bronchitis is the most common condition in the category of chronic obstructive pulmonary disease (COPD) It has been estimated that 14 to 15 million persons in the United States have COPD and that of those, 12 million have chronic bronchitis.
http://www.breathing.com/articles/bronchitis.htm

2. Healthy Resources Resources for Managing COPD
People with COPD have difficulty getting air to flow out of the lung normally, and includes chronic bronchitis, asthmatic bronchitis, and emphysema. The handbook for patients, families, and care givers managing COPD (emphysema, asthmatic...
http://www.healthyresources.com/copd/

3. Bronchitis
wheezing (a whistling or hissing sound with breathing) Chronic bronchitis is most common in smokers, although people who have repeated episodes of acute bronchitis sometimes develop the chronic condition.
http://www.kidshealth.org/teen/diseases_conditions/respiratory/bronchitis.html