Vaping Versus Smoking: Are Electronic Cigarettes the Savior? Arteriosclerosis, Thrombosis, and Vascular Biology Researchers Warn of Potential Harm From E Cigarette Secondhand Vapor AZPM Study finds secondhand smoke may be source of lead exposure in children, adolescents Vital Record What harm does second hand fumes from vaping cause to young lungs? Medical experts want to know ABC11 Raleigh Durham Early research says secondhand smoke from vaping may not be as bad as cigarettes, but it's still not harmless. https: fox59.com news national world does vaping cause secondhand smoke doctors explain the side effects