E cigarettes might harm lung tissue much like regular cigarettes do whether they contain nicotine or not a new study says. Vaping CBD Vs Nicotine: What's the Difference, Side Effects, and Dangers? Tobacco and E Cigarettes My Story Today ? () Although often promoted as safer than traditional cigarettes, e cigarettes still harm the body in many ways. 1. Health Risks Most vapes contain nicotine, What Nicotine Does to Your Body