The study led by Cardiff University researchers, was conducted in collaboration with academics from Edinburgh, Stirling, Glasgow and Bristol, and analysed data from three national surveys containing the views of 248,324 young people aged between 13 and 15. The participants were from Wales, England and Scotland. Contrary to claims saying that vaping acts as a ‘Gateway’ to smoking and that it normalizes the habit, this research indicated that the percentage of young people who reported that trying a cigarette was “OK”, has declined from 70% in 1999 to 27% in 2015. [...]