Nicotine use among young people is evolving. New research shows more youth are using multiple nicotine products at the same timemost commonly cigarettes and e cigarettes, with a growing rise in combining vapes In 1980, roughly a third of American adults still smoked. Now here's a figure from 2024: 9.9 percent. That's the share of American adults who smoke cigarettes, according to data from the Tobacco Use Health, United States Tobacco Truth: How Many Americans Vape? CDC Data Show Fewer Vapers & Smokers in 2015 More than 10 percent of young adults are using vapes regularly: CDC study Vaping on the rise in U.S., especially among young people Pew Research Center