Can I be Affected by Secondhand Vape Smoke? ? () Although often promoted as safer than traditional cigarettes, e cigarettes still harm the body in many ways. 1. Health Risks Most vapes contain nicotine, Some reports state that these new, flavored smoking devices are less harmful than tobacco cigarettes but how safe is vaping? In this third part of a four part series, China Daily examines the Scripps Health E cigarettes remain the most commonly used tobacco product among middle and high school students in the United States, according to the Instagram