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[[Image:Marijuana.jpg|thumb|250px|right|Indoor Marijuana Grow (DEA photo)]]

[[Image:Marijuana.jpg|thumb|250px|right|Indoor Marijuana Grow (DEA photo)]]

'''Marijuana''' is drug that comes from the ''Cannabis'' [[plant]]. The main active ingredient in marijuana is [[Tetrahydrocannabinol|THC]], or tetrahydrocannabinol, an [[organic chemical]] compound.

''Marijuana''' is a drug that comes from the ''Cannabis'' [[plant]]. The main active ingredient in marijuana is [[Tetrahydrocannabinol|THC]], or tetrahydrocannabinol, an [[organic chemistry|organic chemical]] compound.

The effects of marijuana can include short-term memory loss, mild [[hallucination]]s, and an impairment of physical and mental functioning. Proponents of marijuana have claimed that it has medicinal benefits (see [[Medical marijuana]]) although other treatments can also deliver these benefits to various ailments without hallucinations and the impairments to judgment.  

The effects of marijuana can include short-term memory loss, mild [[hallucination]]s, and an impairment of physical and mental functioning. Proponents of marijuana have claimed that it has medicinal benefits (see [[Medical marijuana]]) although other treatments can also deliver these benefits to various ailments without hallucinations and the impairments to judgment.