vaping and next generation of smokers to be using vaping to the extent that they are, i think that will cause a massive, massive impact on the nhs in ten years time. the other issue on the nhs in ten years time. the other issue of on the nhs in ten years time. the other issue of course as it is a gateway. other issue of course as it is a catewa . ~ ., other issue of course as it is a gateway- other issue of course as it is a catewa. ., , , ., gateway. more so than smokers who have been smoking gateway. more so than smokers who have been smoking for gateway. more so than smokers who have been smoking for a gateway. more so than smokers who have been smoking for a long - gateway. more so than smokers who have been smoking for a long time l have been smoking for a long time and are perfectly aware of the health implications of it. we really need to concentrate on teenagers and vaping. need to concentrate on teenagers and vain. . ~ ,, need to concentrate on teenagers and vai