Nothing good comes from smoking , and vaping isn't a safe alternative. E cigarettes often contain nicotine and other harmful substances, and studies show that young people who vape are more likely to New study comes the closest yet to proving that e cigarettes aren't as dangerous as smoking Vaping as bad as fags after experts reveal e cigarettes can seriously damage the heart More than 16 million children live in states where they can buy e cigarettes legally CDC Online Newsroom CDC Health effects of electronic cigarettes Wikipedia In secondhand vape, scientists smell risk American Heart Association