How can I protect my child from thirdhand smoke in homes? Thirdhand Smoke Resource Center Why Vaping is Dangerous, Especially for Children with Asthma The National Environmental Education Foundation (NEEF) ? () Although often promoted as safer than traditional cigarettes, e cigarettes still harm the body in many ways. 1. Health Risks Most vapes contain nicotine, Experts urge parents not to vape near kids as study finds second hand vapor causes build up of chemicals linked to CANCER Daily Mail Online