For some people, marijuana causes a rewarding high. For others, it produces serious psychiatric side effects.

Whether a person enjoys the experience or adverse effects from cannabis may well be decided by which region of the  it’s acting upon, Western researchers have determined.

The psychological effects of  can differ between individuals: some experience highly rewarding effects which may lead to dependence on the drug, while others may experience paranoia, cognitive problems or an increased risk of developing schizophrenia.

Read the full article by The University of Western Ontario here.