According to the CDC, There are no safe tobacco products, including e cigarettes. E cigarettes should not be used by youth, young adults, or people who are pregnant. Adults who have never smoked or An updated overview of e cigarette impact on human health Respiratory Research Springer Nature Link Health impacts of electronic cigarettes ANU National Centre for Epidemiology and Population Health Increased e cigarette use prevalence is associated with decreased smoking prevalence among US adults Harm Reduction Journal Springer Nature Link Chemical characterisation of the vapour emitted by an e cigarette using a ceramic wick based technology Scientific Reports Is vaping better than smoking? E cigarette side effects and health risks Fox News