While tobacco smoking rates have fallen across OECD countries, vaping is becoming increasingly common, especially among adolescents. On average, one in five 15 year olds report using e cigarettes in the past month, with girls Norwegian Regulations on E Cigarettes Insights for Vapers 47 countries have banned e cigarettes Stanton Glantz blog Countries where vaping is legal: international vaping law guide Evapo The Rise of Snus and Resulting Decline in Smoking in Norway Vaping Post