We might never fully understand the harms of our toxic air, but that doesn’t mean we shouldn’t act

Analysis: As a study points to a link between exhaust fumes and hallucinations, health correspondent Alex Matthews-King says calls for a precautionary approach should not be ignored

As we live in an increasingly urbanised world many more children, particularly in developing nations, are contending with potentially harmful air (EPA)

The possibility of a link between air pollution and psychosis-like hallucinations and paranoia is the latest warning that the conveniences we take for granted as a society cause levels of harm we have not recognised.

It is much too early to say that exhaust fumes – seemingly inescapable in big cities – are causing the elevated rates of psychosis and mental health conditions seen in urban areas.

The latest research from King’s College London found that “psychotic episodes” were more common in teenagers living in the most polluted areas of the UK, such as Birmingham, London and Cardiff.