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 Smoking versus Vaping Vaping: What Parents Need to Know Vaping isn't harmless it's a serious concern. Most vape products contain nicotine, a highly addictive substance that can impact developing brains and overall health. Vaping Is Better Than Smoking, But It's Still Very Bad Mother Jones Teens Who Vape Are More Likely to Start Smoking SPH