Asmoker sees his doctor because he had a persistent cough for months and is short of breath after very little exertion. what diagnosis will the doctor make and what can the person expect if he does not quit smoking?

Caused by the body clearing out the chemicals that enter through the airways and lungs through tobacco use. Leads to a variety of other conditions like bronchitis, higher risk of bacterial and respiratory infections, emphysema, COPD, and lung cancer
Hope this helps you!