E-cigarettes may be reversing fall in teenage smoking, study finds

Experimenting with electronic cigarettes may be reversing the previous long term decline in teenage smoking, a US study has shown.1

Adolescent e-cigarette use has increased rapidly in recent years, but it is unclear whether e-cigarettes are merely replacing cigarettes or whether they are being used by people who would not otherwise have smoked.

The study investigated tobacco use in five groups of teenagers who …