People in Over- 55 Age Group Are NZ's Most Prolific Users

Cannabis is one of the most widely available illicit drugs in New Zealand - but what impact is it having on our wellbeing?

Research from the 2015 New Zealand Health Survey shows that 11 per cent of people aged over 15 have used cannabis in the past 12 months, with one third of this group using it at least weekly.

The survey shows it is most widely used by people aged 15 to 24, with 23 per cent of this group having used it in the past year - but when it comes to regularity of use, the over- 55s are the most prolific users.

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