E cigarettes might harm lung tissue much like regular cigarettes do whether they contain nicotine or not a new study says. Health Issues What's the Harm? Texas DSHS Both conventional tobacco products and e cigarettes pose risks to health. E cigarette use can negatively impact the health of your brain, lungs and heart and it is linked to an increased risk of Vaping and the Brain: Effects of Electronic Cigarettes and E Liquid Substances The Journal of Neuropsychiatry and Clinical Neurosciences What Are E cigarettes (Vaping)? Sprint Medical