Researchers Warn of Potential Harm From E Cigarette Secondhand Vapor AZPM In secondhand vape, scientists smell risk American Heart Association Second hand e cigarette vapour increases risk of poor respiratory health, study finds Nursing in Practice Have you ever breathed in secondhand vapor from a vape? What exactly are you inhaling? It turns out it's a lengthy list of chemicals. FULL STORY In secondhand vape, scientists smell risk Health cherokeephoenix.org