Toxicological Effects of E Cigarettes on Cells, Animals, and Humans and Mechanisms of Toxicity Springer Nature Link Comparison of the in vivo genotoxicity of electronic and conventional cigarettes aerosols after subacute, subchronic and chronic exposures. ScienceDirect Toxic Metals in E cigarettes Lead to Oxidative DNA Damage StressMarq E cigarettes damage DNA in lab study New research has found that nicotine based vapes are likely linked to oral and lung cancer risk, pointing to evidence such as DNA damage, oxidative stress, inflammation, and exposure to harmful chemicals and