Is Vaping Better Than Smoking? American Heart Association HealthMatch Vaping may be safer than cigarettes, but it's not safe Don't be foolede cigs or vapes may be less harmful than cigarettes, but less harmful doesn't mean safe. Vapes can contain harmful substances including nicotine, heavy metals like lead, volatile organic compounds and Vaping Safety, Smoking, Dangers, Pros, Cons, Debate, E cigarettes, & Tobacco Britannica