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 ? () Although often promoted as safer than traditional cigarettes, e cigarettes still harm the body in many ways. 1. Health Risks Most vapes contain nicotine, E Cigs and Second Hand Vaping: Dangers and Protections Don't Be Fooled, E cig Aerosol Is Not Harmless for Kids American Lung Association