Asthma and Allergy Foundation Tobacco can be bad for your health even if you are not the one smoking. Breathing in the smoke can lead to many health problems. Vaping is Avoiding Tobacco Smoke and E Cigarette Aerosol Is a Key Part of Asthma Management Asthma and Allergy Foundation of America Secondhand smoke and secondhand aerosol 5 Vaping Facts You Need to Know Johns Hopkins Medicine The Health Risks Of E Cigarettes Versus Traditional Cigarettes Henry Ford Health Detroit, MI Secondhand Smoke vs Vape: What the Science Says