COPD is a chronic lung condition that prevents one from smoking ANYTHING If some one with COPD used a vaporizer or atomizer to consume THC and or CBCs their COPD inflammation would be reduced. Its talked about in both the link to the medical journal i posted and the original source that specific reference is from Also i have Combat Life Saver training; its same damn training as your EMT training. And your an EMT not a PHD; you dont know jack about medicine. Your trained as a first responder and slight diagnostician.