Will vaping bans do more harm than good? Some public health experts say yes. Second hand vaping exposure very low compared to second hand smoking UCL News UCL University College London How Safe Is Vaping? The Fort Collins Dentist Just How Harmful Is Vaping? More Evidence Is Emerging. The New York Times Is vaping more dangerous than smoking? UK Addiction Treatment Centres Teenagers more likely to vape if their parents smoke ERS European Respiratory Society