e Cigarettes Safety Not Yet Proven CANSA The Cancer Association of South Africa CANSA The Cancer Association of South Africa Notes from the Field: Use of Electronic Cigarettes and Any Tobacco Product Among Middle and High School Students United States, 20112018 MMWR Does vaping (using e cigarettes) make a difference to our health and are there harms with second hand vaping? iHealth Facts An updated overview of e cigarette impact on human health Respiratory Research Springer Nature Link e Cigarettes, Vaping and the Risks of Severe Lung Disease Canyonlands Healthcare While vaping is not risk free, it is less harmful than tobacco Our World in Data