Is Vaping Reducing Smoking? It's Hazy. While vaping is not risk free, it is less harmful than tobacco Our World in Data Vaping: How popular are e cigarettes? 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 Data Note: Public Views on Vaping and E Cigarettes KFF QuickStats: Percentage Distribution of Cigarette Smoking Status Among Current Adult E Cigarette Users, by Age Group National Health Interview Survey, United States, 2021 MMWR