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  1. What to know about pot addiction and treatment | AP News

    Doctors say it's possible to get hooked on pot. There's a widespread misconception that marijuana is not addictive, and it's expanded as a growing number of states legalize pot.

  2. Know the Effects, Risks and Side Effects of Marijuana - SAMHSA

    Sep 9, 2025 · Marijuana is a psychoactive drug that contains close to 500 chemicals, including THC, a mind-altering compound that causes harmful health effects. People smoke marijuana …

  3. Marijuana Legality by State 2025 | Where Is Weed Legal? | DISA

    Dec 1, 2025 · Are you wondering what the marijuana laws are in your state? This marijuana legalization map clearly defines the laws in each state and remains up-to-date with the latest …

  4. Marijuana: Effects on the Body - WebMD

    Dec 23, 2024 · What Is Marijuana? Marijuana — also called weed, grass, or pot, among other names — is a mind-altering substance that comes from the cannabis plant.

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

    Nov 13, 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 …

  6. 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.

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

    Nov 5, 2023 · Marijuana is a mind-alerting substance that comes from the Cannabis sativa plant. Other names for it are weed, pot and dope.

  8. Marijuana - Mayo Clinic

    Aug 15, 2025 · There are more than 100 active compounds in cannabis. The most common cannabinoids are delta-9 tetrahydrocannabinol, also called THC, and cannabidiol, also called …

  9. Is Marijuana Addictive?: How Addictive is Weed?

    Apr 17, 2025 · Marijuana (cannabis) can be problematic for some individuals who use it. Despite relatively widespread perceptions that would suggest otherwise, frequent marijuana use is …

  10. Marijuana - DEA.gov

    Dry, shredded, green/brown mix of flowers, stems, seeds and leaves from the cannabis sativa plant. THC (delta-9-tetrahydrocannabinol) is the main ingredient that produces the …