Disparities Grow as Smoking Rates Rise Again Vaping on the rise in U.S., especially among young people Pew Research Center Opinion Less than 10 percent now smoke, but we're still far from finished AOL Smoking in America: Why more Americans are kicking the habit American Heart Association 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