Vaping isn't harmless. Early nicotine use can harm brain development, affect how nerve cells work, and increase the risk of addiction. Young people who vape are 4x more likely to start smoking 5 Vaping Facts You Need to Know Johns Hopkins Medicine Young People Who Smoke And Vape Are More Likely To Get Coronavirus Which Smoking Habit Puts You Most at Risk? Vaping persists among teens and young adults, despite declines in cigarette smoking. Swipe through for findings from our new report Compared to cigarette smoking, vaping was over three times more likely