Scientists say smoking high-potency marijuana every day could increase the chances of developing psychosis by about five times

The new research adds to previous studies which have found links between marijuana and psychotic disorders, but does not definitively pinpoint marijuana as the cause.

Experts say the new study's findings have implications for jurisdictions legalising marijuana, warning they should also consider the impact on their psychiatric services.

Researchers found daily marijuana use is more common among people with a new psychosis diagnosis than among those who don't smoke pot