Vaping may 'wake up' cancer cells and trigger wave of disease in a decade's timeVaping may 'wake up' cancer cells and trigger wave of disease in a decade The Independent Vaping can cause cancer, say researchers but still isn't as damaging as smoking cigarettes. More than 5.5 million Britons currently use e cigarettes, which have long been viewed as a safer alternative Health Effects Vaping Information, Solutions & Interventions Toolkit Stanford Medicine Vaping puts young people's health at risk, research shows