Find out the five common symptoms that medical cannabis helps to relieve.

Find out about use, possession and cultivation of medical cannabis in your state.

In the United States, there are important legal differences between medical cannabis at the federal and state levels.

California passed an initiative to allow medical cannabis in 1996.

Researchers face similar challenges in obtaining medical cannabis for research trial.

More information on medical cannabis in Montana is available here:.

It legalizes medical cannabis, provided that certain conditions are met.

At a state level the control of medical cannabis varies.

Another potential use for medical cannabis is movement disorders.

In Canada there are four forms of medical cannabis.