For decades the Marijuana Tax Act of 1937 effectively banned the use and sales of cannabis (marijuana) in the US. Prior to 1937, cannabis had enjoyed a 5000 year history as a therapeutic agent across many cultures.

About half of the states have now relaxed the cannabis laws. Since 1998 patients in Oregon have been able to legally grow and possesses cannabis for medical use. Now in Oregon, cannabis can be legally grown and possessed by anyone 21 and over. People use cannabis for a variety of reasons. Some use it to socialize and relax, to sleep, to enhance appreciation of music, art or a romantic experience and to find relief from a variety of medical conditions.