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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. 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.

  3. 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 …

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

    6 days ago · 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. What are the side effects of marijuana? - Drugs.com

    Nov 7, 2024 · Common side effects of using weed are; changes in blood pressure, increases in heart rate, dizziness or drowsiness, facial flushing, gastrointestinal disturbances, increased …

  6. 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 …

  7. Marijuana is a mind-altering (psychoactive) drug, produced by the Cannabis sativa plant. Marijuana has over 480 constituents. THC (delta- 9-tetrahydrocannabinol) is believed to be the …

  8. Basic Facts About Drugs: Marijuana - American Council for Drug ...

    Call it pot, grass, weed, or any one of nearly 200 other names, marijuana is, by far, the world’s most commonly used illicit drug—and far more dangerous than most users realize.

  9. 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 …

  10. Benefits and risks of using cannabis for health problems - The ...

    4 days ago · Some doctors say that cannabis is a safer way to manage chronic pain than powerful, potentially addictive opioid drugs. But about 21 percent of regular users develop …

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