E cigarettes: British American Tobacco Tobacco Tactics Most E cigarette Users Ages 18 to 29 Never Smoked Before American Cancer Society Number of Vape and E cigarette Brands (Updated 2025) When e cigarettes first hit the market in the United States around 2007, they were advertised as a cool, safer alternative to cigarette smoking. Seven years later, the product became the most commonly How Many Vape Shops and Stores Are in the US? (2026 Stats)