Many young people who vape did not smoke cigarettes before they started vaping. But young people who vape are more likely to start smoking cigarettes than those who never vape. For help Vaping vs. Smoking: Is One Really Safer Than the Other? Why Do People Vape: The Truth About Vaping (#1's The Most Important) Health effects of electronic cigarettes Wikipedia Is the Nicotine in E Cigarettes Harmful for Your Health? Scientific American