To be completely honest, Trueba et al. actually found that not only did taking an exam affect nitric oxide levels, but it also produced decreases in lung function measured by spirometry. This is something that has not been observed for electronic cigarettes.

Overall, ASH reported that "98% of children who have never smoked have never even tried an electronic cigarette."

LAST：Original Kanger EVOD 2 Starter Kit Wholesale EU&US with Best Price & Fast Shipping |NEXT：Popular Hot Cheap ego k ce4 clearomizer OEM Printing LOGO ego k ce4 clearomizer