Vaping Versus Smoking: Are Electronic Cigarettes the Savior? Arteriosclerosis, Thrombosis, and Vascular Biology Health Problems Caused by Secondhand Smoke Smoking and Tobacco Use CDC According to a Centers for Disease Control and Prevention (CDC) study, 40% of U.S. adults believe that children's exposure to secondhand aerosol from e cigarettes causes only some or little harm, and 5% While vaping is not risk free, it is less harmful than tobacco Our World in Data