Vaping could be worse for your health than actual cigarette smoking research claims The Mirror The respiratory epithelium in the era of vaping: insights from in vitro, in vivo and human studies European Respiratory Society Electronic Cigarettes Induce Mitochondrial DNA Damage and Trigger TLR9 (Toll Like Receptor 9) Mediated Atherosclerosis Arteriosclerosis, Thrombosis, and Vascular Biology Electronic cigarettes cause much less inflammation than tobacco Prevention Observatory of the Montreal Heart Institute