Vaping is often marketed as a safer alternative to smoking, but many vape products contain nicotine, harmful chemicals, and heavy metals that can harm developing brains and lungs. E cigarettes contain hazardous substances, addictive and harmful Scripps Health E cigarettes remain the most commonly used tobacco product among middle and high school students in the United States, according to the Instagram Dangers of Vaping Chart Poster Vaping and E Cigarettes ADAPP Health effects of electronic cigarettes Wikipedia