Vaping vs Cigarettes Health Impacts Compared 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. 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 Vaping May Be More Dangerous Than Cigarette Smoking, Studies Show University Hospitals Is Vaping Reducing Smoking? It's Hazy. How to Quit Vaping, According to Experts The New York Times