Vaping is often seen after smoking, but its not risk free. E cigarettes contain nicotine and other chemicals that can harm your heart and lungs, and may affect brain development in young Vaping vs. smoking: what are the risks? Pacific Life Re Vaping May Be More Dangerous Than Cigarette Smoking, Studies Show University Hospitals Have you heard of e cigarette vaping product use associated lung injuries (EVALI)?There are many risks associated with vaping, regardless of the device used. Swipe thru these excerpts from our Patient Fact Sheet on EVALI Health impact of E cigarettes: a prospective 3.5 year study of regular daily users who have never smoked Scientific Reports E Cigarettes It Doesn't Matter What You Call Them