New ground-breaking research shows long-term, heavy cannabis use causes significant brain abnormalities resulting in psychotic symptoms and memory loss equivalent to that of patients with a mild traumatic brain injury.

The study, conducted by researchers at the University of Wollongong, is the first to show that long-term cannabis use can adversely affect all users, not just those in the high-risk categories such as the young, or those susceptible to mental illness, as previously thought.

The research was published 4 June 2008 in the prestigious American Journal Archives of General Psychiatry. [continue reading…]