Vuse E Cigarette Review Vapegrl WHO 'misleading' in 'negative' review of e cigarettes, say academics Pulse Today A sweeping scientific review is raising new concerns about the long term health effects of vaping. Nicotine based e cigarettes may pose a serious cancer risk, according to a major new review that challenges the Lawsuit filed over FDA's delay of e cigarette review FDA's proposed e cigarette rules draw mixed review