Millions of people are exposed to secondhand smoke every day. People living in multi unit housing are some of the most exposed. The only way to fully protect people from secondhand smoke at Project Filter Secondhand Vape Informational Poster #1 Idaho Health Tools How E Cigarettes Affect Your Body Children at risk: Emory study uncovers the hidden dangers of secondhand vape exposure 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%