Vaping among teens declines, but health risks and addiction remain a concern News Vaping and its effects on health How much nicotine is in a cigarette compared to a vape? Vaping The Guardian What Happens When You Quit Smoking and Start Vaping? Many people believe that vaping is less harmful than smoking, but that's a common misconception. In fact, in addition to nicotine, vapes can contain toxic chemicals that could be linked to cancer,