Cannabis (drug) - Wikipedia
Tetrahydrocannabinol (THC) is the main psychoactive component of cannabis, which is one of the 483 known compounds in the …
Marijuana (Cannabis, Weed): What It Is, Side Effects & Risks
Marijuana: This term refers to parts of or products from the Cannabis sativa plant that contain substantial amounts of …
Marijuana | History, Effects, THC, & Legality | Britannica
Jul 7, 2026 · Marijuana is known by a variety of other names, including pot, tea, grass, and weed. It is usually dried and crushed and …
Cannabis (Marijuana) | National Institute on Drug Abuse (NIDA)
Sep 24, 2024 · Cannabis, which some people call marijuana, refers to the dried leaves, flowers, stems, and seeds of the Cannabis …
The Effects, Risks and Side Effects of Marijuana (Weed ...
Sep 9, 2025 · Marijuana refers to the dried leaves, flowers, stems, and seeds from the Cannabis sativa or Cannabis indica plant. …
Marijuana - Mayo Clinic
Find out why cannabis, also called weed or marijuana, is used and the possible risks.
Marijuana, which can also be called cannabis, weed, pot, or dope, refers to the dried fowers, leaves, stems, and seeds of the …
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 …
Cannabis Health Effects | Cannabis and Public Health | CDC
Feb 16, 2024 · There are several risk factors and negative health outcomes associated with cannabis use.
Marijuana Legality by State 2025 | Where Is Weed Legal? | DISA
Jul 1, 2026 · See where marijuana is legal in 2025. Interactive map shows state-by-state weed laws, medical and recreational use, …