Drug use appears to be changing in England – both in the types of drugs people take and their potency, according to our latest survey of adult mental health and wellbeing.

The Adult Psychiatric Morbidity Survey (APMS) began in 1993 and is the longest running mental health survey series in the world. This national study gives us one of the clearest pictures of mental health in England. Because it includes people from all walks of life, not just those using NHS services, it shows how mental health is changing across the population.

In the latest survey, a random sample of around 7,000 adults aged 16 to 100 living in England took part in detailed interviews at home, each lasting about an hour and an half. Participants were asked questions about their mental health, whether they used any of a range of illicit drugs, and if they had experienced signs of dependence, such as symptoms of withdrawal or increased tolerance.

Although the Crime Survey for England and Wales (CSEW) is the government’s official source of statistics on illicit drug use in England, it is a survey about crime. As such, those surveyed may not be comfortable disclosing their illegal activities – meaning the CSEW might not fully capture the extent of drug use across the population.

Because our........

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