I used to be exposed to secondhand smoke, but I am now and have been for some time a heavy smoker. I have had a long-term cough with mucus. I’ve had bronchitis more than once. I usually feel like I have a shortness of breath, I also wheeze, and I seem to always feel tired. When I try to do any physical activity such as exercising, my breathing gets worse and I seem to be even more out of breath. Some people have said I have even lost weight. Also, occasionally I feel worse at night when I am laying down. It’s hard to breath, and I feel out of breath, and I have to sleep propped up in order to sleep comfortably. I feel my pain occur around my chest area, as it feels tight around here. I have tried several ways to treat what I have such as attempting