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 Tobacco Smoke, Vaping, and Asthma AAFA.org 80.8% people believe that vapes are less harmful than cigarettes VAPE HK It's not just vapor. Your vape could contain the same amount of nicotine as of 30 packs of cigarettes, plus other harmful chemicals. Want help quitting? SMCHDs next Nicotine Cessation Class starts E Cigarettes Usage Rates Common Ground Health