Cannabis, also known as marijuana among several other names, is a preparation of the Cannabis plant intended for use as a psychoactive drug or medicine.
Marijuana is the most commonly used illicit drug in the United States. Its use is widespread among young people. In 2015, more than 11 million young adults ...
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 the dried, shredded ...
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.
WebMD shows you how medical marijuana works where it's legal, what it's used for and what side effects it might cause.
Marijuana contains the mind-altering chemical THC. Some U.S. states approve the use of medical marijuana. Read about marijuana and its effects.
Marijuana facts include the effects of marijuana and the impact of marijuana policy decisions.
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 ...
A medical marijuana oil program approved by the Iowa Legislature might not offer much help to patients with qualifying medical conditions, but advocates say it's ...
Marijuana is the third most popular recreational drug in America (behind only alcohol and tobacco), and has been used by nearly 100 million Americans.