Two new reviews summarize how e cigs adversely affect the cardiovascular system Stanton Glantz blog E Cigarettes: Know the Health Risks Department of Health Did you know defective e cigarette batteries have caused serious burns and injuries? Or that the vapor contains tiny particles of nickel, tin, lead, and chromium, which are inhaled deep into the lungs? Vaping refers to the act of inhaling and exhaling aerosol, often called vapor, produced by an electronic cigarette or similar device. These devices heat a liquid that usually contains nicotine, flavorings, and