I do not know where to post this. We are all concerned about the "stigma" of copd being caused by smoking. And, we wonder, why isn't copd getting as much research and discussion as cancer. Many of us think it is because it is a disease of choice. Well, that may be the case, but apparently many of the cancers are that way also. Check out this article:

Nearly half of all cancer deaths linked to preventable risk factors: study shows