Understanding Secondhand Vape Dangers and Their Impact on Your Lungs Secondhand smoke and vape can trigger your child's asthma attacks. Smoking and vaping are unhealthy for everyone but especially harmful for people with asthma. Whether at home, in the car, or The health risks of secondhand smoke are widely understood. But what about secondhand vaping? Avoiding Tobacco Smoke and E Cigarette Aerosol Is a Key Part of Asthma Management Asthma and Allergy Foundation of America Do electronic cigarettes create thirdhand chemical residue? Thirdhand Smoke Resource Center What Is Secondhand Smoke and Why Is It Dangerous?