Cannabis, also known as marijuana, is a plant grown in many parts of the world (see Question 1).
The use of Cannabis for medicinal purposes dates back to ancient times (see Question 3).
By federal law, possessing Cannabis is illegal in the United States (see Question 1).
In the United States, Cannabis is a controlled substance that requires special licensing for its use (see Question 1 and Question 3).
Cannabinoids are active chemicals in Cannabis that cause drug-like effects...