Medical marijuana fails to improve symptoms, doubles risk of addiction, study says

STUDYFINDS:

Medical marijuana fails to improve symptoms of pain, anxiety, and depression — while increasing the risk that patients will develop an addiction to cannabis, a new study warns. Researchers from Massachusetts General Hospital add that up to one in five users may develop cannabis use disorder (CUD).

The findings come from a review of medical marijuana card holders in the United States. A growing number of states now allow the use and sale of medical marijuana to help alleviate the symptoms of conditions including epilepsy, multiple sclerosis, and the side-effects from chemotherapy.

“There have been many claims about the benefits of medical marijuana for treating pain, insomnia, anxiety and depression, without sound scientific evidence to support them,” says Professor Jodi Gilman in a media release.

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