For the most part, their commerce in marijuana is on a casual and personal level.

The Federal Government, however, does not recognize any medical value in marijuana.

After testing positive for a substance in marijuana, he was suspended.

The active ingredient in marijuana is one such type of compound.

This is bigger than the black market in marijuana, cocaine and heroin combined.

"This is really the central issue in medical marijuana," he said.

Attitudes about drug use, in particular marijuana, are also typically relaxed.

Anadamide is similar to one of the chemicals in marijuana.

"There are 60 or 70 different cannabinoids in marijuana," says Abrams.

What he still has is his faith in marijuana as a medicine.