Cor 'limey who'd have thought it?

...The data, complied from 35 different studies and published in The Lancet, shows that taking the drug just once increases the risk of mental illness by 41 per cent. For frequent users, this rose to between 50 per cent and 200 per cent.

Scientists found heavy cannabis users were the most likely to suffer a psychotic breakdown marked by delusions, hallucinations or disordered thoughts...

...rime Minister Gordon Brown is currently mulling whether the drug should be returned to class B status after his predecessor Tony Blair had cannabis downgraded to class C, meaning possession was not an arrestable offence.

Alternatively, a class B rating could be reserved just for the extra-potent form of cannabis known as "skunk"...