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  1. Marijuana: Effects on the Body - WebMD

    Dec 23, 2024 · Marijuana — also called weed, grass, or pot, among other names — is a mind-altering substance that comes from the cannabis plant. It's one of the most used drugs in the …

  2. Cannabis (drug) - Wikipedia

    Cannabis (/ ˈkænəbɪs /), [2] commonly known as marijuana (/ ˌmærəˈwɑːnə /), [3] weed, pot, and ganja, among other names, is a non-chemically uniform psychoactive drug from the Cannabis …

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

    Jun 3, 2025 · Marijuana is known by a variety of other names, including pot, tea, grass, and weed. It is usually dried and crushed and put into pipes or formed into cigarettes (joints) for smoking. …

  5. Marijuana: Effects, Medical Uses and Legalization - Drugs.com

    Marijuana is used as a psychoactive, mind altering recreational drug and for certain medical ailments. The active agent that leads to the "high" is THC (delta-9-tetrahydrocannabinol). …

  6. Marijuana Side Effects: Physical, Mental, and Long-Term Effects

    May 5, 2025 · Marijuana is a botanically-derived drug composed of the dried leaves, stems, seeds, and flowers of the Cannabis sativa or Cannabis indica plant. 2 Colloquially referred to …

  7. Marijuana - MedlinePlus

    Mar 8, 2024 · Marijuana is a green, brown, or gray mix of dried, crumbled parts from the marijuana plant. The plant contains chemicals which act on your brain and can change your …

  8. Marijuana: Risks and Effects | Poison Control

    Marijuana is the most common illicit drug in the US. A few states have decriminalized small amounts of the drug. Some permit medical uses. Marijuana is usually smoked. Effects include …

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

    Sep 24, 2024 · Learn more about the regulation of products containing cannabis or cannabis-derived compounds from the FDA. Find information and statistics on drug-impaired driving …

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

    Jun 22, 2023 · Cannabis, weed, pot, and marijuana all refer to the same group of plants known for their relaxing and calming effects. However, effects vary depending on your mode of …

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