What Happens When You Quit Smoking and Start Vaping? What's the Difference Between E Cigarettes and Vapes? Grow Strong KC 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 ASHES, Vol. 17(9) Are vaping and smoking similar, in terms of quitting? BASIS (The Brief Addiction Science Information Source) Is Vape Smoke Harmful? What's The Difference Between Smoke & Vapor? About E Cigarettes (Vapes) Smoking and Tobacco Use CDC