Secondhand Exposure to E Cigarettes Puts COPD Patients At Risk Respiratory Therapy Health Problems Caused by Secondhand Smoke Smoking and Tobacco Use CDC Don't Be Fooled, E cig Aerosol Is Not Harmless for Kids American Lung Association It's important to protect children from cigarette smoke, and it's just as important to do the same with vaping. Secondhand vape smoke aerosol isn't harmless It contains tiny particles that can