PMI conducted an 18-month inhalation study in A/J mice, by comparing the effect of cigarette smoke, to the effect of vapour from iQOS on their lungs. A/J mice are known to develop lung emphysema and lung cancer in response to cigarette smoke exposure. The tobacco giant said that the data from this study, indicated that … Continue reading PMI Says that iQOS can Reduce Prevalence of Lung Carcinomas