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Cannabis, also known as marijuana among other names, is a psychoactive drug from the Cannabis plant intended for medical or recreational use. The main ...


Aug 1, 2017 ... Marijuana refers to the dried leaves, flowers, stems, and seeds from the Cannabis sativa or Cannabis indica plant. The plant contains the ...


Aug 30, 2017 ... Marijuana—also called weed, herb, pot, grass, bud, ganja, Mary Jane, and a vast number of other slang terms—is a greenish-gray mixture of ...


Marijuana is one of the most abused drugs in the world. There is an ever-growing gap between the latest science about marijuana and the myths surrounding it.


Marijuana contains the mind-altering chemical THC. Some U.S. states approve the use of medical marijuana. Read about marijuana and its effects.


Jun 13, 2016 ... WebMD shows you how medical marijuana works where it's legal, what it's used for and what side effects it might cause.


Marijuana is the most commonly used illicit drug in the U.S., with an astonishing 22.2 million people in America actively using the drug in July, 2016 alone.1 ...


Also known as ganja, weed, reefer, and grass, cannabis (marijuana) is a psychoactive herb that comes from the cannabis plant. This mind-altering substance is ...


Sep 15, 2017 ... marijuana: Marijuana, also known as pot and weed, drug composed of the leaves and flowers of plants in the genus Cannabis.