According to new studies, marijuana might be able to stop metastasis in many kinds of aggressive cancer! The breakthrough can possibly help end cancer as a whole. Scientists at California Pacific Medical Center in San Francisco will begin trials on the marijuana compounds on patients as soon as possible. Testing has already been done in the labs and on animals and the results have turned out well. Scientist stated that they began their research on breast cancer but moved onto brain and more aggressive cancers. The marijuana compounds will not be smoked, they must be injected for people to receive the proper amounts of Cannabidiol. Read more below. Julie A.