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  1. Cannabis (drug) - Wikipedia

    Native to Central or South Asia, cannabis has been used as a drug for both recreational and entheogenic purposes and in various traditional medicines for centuries.

  2. Marijuana | History, Effects, THC, & Legality | Britannica

    Dec 25, 2025 · Marijuana, drug composed of the leaves and flowers of plants in the genus Cannabis. Marijuana is known by several other names, including pot, grass, and weed. It can …

  3. Marijuana (Cannabis, Weed): What It Is, Side Effects & Risks

    Marijuana is a mind-alerting substance that comes from the Cannabis sativa plant. Other names for it are weed, pot and dope.

  4. Find, order, and learn about weed | Leafly

    Leafly is the leading destination to learn about, find, and order cannabis. Learn more about types of weed strains and discover marijuana dispensaries near you.

  5. What are the health benefits and risks of cannabis?

    Jun 13, 2025 · However, research has identified both benefits and risks to using cannabis as a medicinal treatment. The medical benefits of cannabis most commonly come from cannabidiol …

  6. Cannabis (Marijuana) | National Institute on Drug Abuse (NIDA)

    Sep 24, 2024 · In recent years, there have been big increases in the variety of cannabis products and how much THC they have, as well as a greater variety of ways people can consume them. …

  7. Marijuana: Effects on the Body - WebMD

    Dec 23, 2024 · Explore the impact of marijuana on your mental and physical well-being. Learn about the effects of weed on your mind and body.

  8. About Cannabis | Cannabis and Public Health | CDC

    Feb 15, 2024 · Cannabis, which can also be called marijuana, weed, pot, or bud, refers to the dried flowers, leaves, stems, and seeds of the cannabis plant. The cannabis plant contains …

  9. What Is Cannabis? Facts About Its Components, Effects, and Hazards

    Jun 22, 2023 · Today, more and more people are using the term cannabis to refer to weed. Read on to learn what cannabis is, and find a quick overview of its uses, legality, side effects, and …

  10. Cannabis: Uses (Medical), Effects & Warnings - Drugs.com

    Common or street names: Bud, ganja, grass, hashish, hemp, Indian hemp, marijuana, pot, reefer, weed. What is cannabis? Cannabis sativa, also known as hemp, is a species of the …