Also known as weed, herb, pot or grass, among many others — is derived from the cannabis plant. Growing in tropical and temperate areas, it is known for giving mild euphoria and relaxation. It changes the user’s mood, affecting how they think and perceive the environment.
The main active ingredient of medical marijuana is delta-9 tetrahydro-cannabinol, commonly known as THC. This is the part of the herb that gives that “high.” Marijuana in Canada is mostly smoked in hand-rolled cigarettes or “joints,” or in special waterpipes or “bongs.”