Secondhand Smoke and Children Where Is Dr Casey? Secondhand Smoke Affects Your Child's Oral and Overall Health ? () Although often promoted as safer than traditional cigarettes, e cigarettes still harm the body in many ways. 1. Health Risks Most vapes contain nicotine, Health experts say not to 'vape' around children, because the secondhand aerosol (it isn't vapor) from e cigs isn't safe for them Kentucky Health News Vaping Around Babies How Secondhand Vapor Smoke Can Harm Kids Avoiding Tobacco Smoke and E Cigarette Aerosol Is a Key Part of Asthma Management Asthma and Allergy Foundation of America