The number of young New Zealanders aged 15 to 17 who vape every day has tripled in two years, from 2% in 2018-19 to 6% in 2020-21, according to the most recent New Zealand Health Survey. For young adults, aged 18 to 24, daily vaping increased from 5% to 15%.

Another national survey focused on Year 10 school students shows these...