Fewer Americans Are Smoking, But More are Vaping The Vape Debate: This New Trend May Be Riskier Than You Think MedStar Health FDA permits the marketing of an e cigarette for the first time, paving the way for vaping products to be legally sold in the U.S. Roswell Park Comprehensive Cancer Center Buffalo, Which Smoking Habit Puts You Most at Risk? Where There's Vapor, Is There Fire? We Need Evidence on E Cigarettes RAND