The World Health Organization has released its first global estimate of e cigarette use, revealing that at least 15 million people aged 13 to 15 are vaping worldwide, with young people on average Vapeur & Sens Achat de Cigarette Electronique More than 100 million people around the world now use e cigarettes, including at least 15 million children, according to the World Health Organization (WHO). The organisation has warned that vaping is fuelling European girls aged 13 15 have world's highest rate of tobacco use for age group Smoking The Guardian