Tobacco Smoke, Vaping, and Asthma AAFA.org Secondhand smoke and secondhand aerosol Some reports state that these new, flavored smoking devices are less harmful than tobacco cigarettes but how safe is vaping? In this third part of a four part series, China Daily examines the Secondhand smoke from cigarettes worse than vapes UPI.com While vaping is not risk free, it is less harmful than tobacco Our World in Data Breast Cancer & E Cigarettes: Is Vaping a Safer Alternative to Smoking? Maurer Foundation