Didn't say that emphysema wasn't smoking related, just that sometimes non-smokers will develop the condition as well.
COPD also encompasses chronic bronchitis and asthma, as well as emphysema. In other words anything that leads to obstructed airways.
I'm sorry to hear that you and some of your family members have suffered, then again few are those who lead healthy lives to the end without a level of suffering.
Serrapeptase, especially Serranol, may help you. Do a search.
