Scientific review finds e cigarettes likely cause lung and oral cancer Los Angeles Times What's in your vape? Think it's just a phase? Teens who vape are more likely to smoke cigarettes later. Studies show that teens who use e cigarettes are up to 4x more Vaping Percentages UW CTRI UWMadison PDF) Online Vape Shop Customers Who Use E Cigarettes Report Abstinence from Smoking and Improved Quality of Life, But a Substantial Minority Still Have Vaping Related Health Concerns Vaping and the oral microbiome: changes observed, but no clear evidence of harm CoEHAR A analysis of more than 100 studies found the vaping can have long term health consequences.