Cannabis (drug) - Wikipedia
Tetrahydrocannabinol (THC) is the main psychoactive component of cannabis, and is one of the 483 known compounds in the plant …
Cannabis (Marijuana, Weed): What It Is, Uses & Side Effects
What Is Marijuana? Marijuana (also called cannabis or weed) is a psychoactive substance, which means it has mind-altering (“high”) …
Marijuana | History, Effects, THC, & Legality | Britannica
Oct 7, 2026 · Marijuana is known by a variety of other names, including pot, tea, grass, and weed. It is usually dried and crushed and …
Marijuana - Mayo Clinic
Aug 15, 2025 · There are more than 100 active compounds in cannabis. The most common cannabinoids are delta-9 …
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 …
Marijuana - DEA.gov
Mind-altering psychoactive drug. Dry, shredded, green/brown mix of flowers, stems, seeds and leaves from the cannabis sativa …
Marijuana: Effects, Medical Uses and Legalization - Drugs.com
Marijuana and Cannabis information from Drugs.com, Including marijuana uses, side effects, and legal status.
Cannabis Health Effects | Cannabis and Public Health | CDC
Feb 16, 2024 · There are several risk factors and negative health outcomes associated with cannabis use.
WHAT IS MARIJUANA? Marijuana is a mind-altering (psychoactive) drug, produced by the Cannabis sativa plant. Marijuana has …
Understanding Marijuana Use and Its Effects on Health - WebMD
Dec 23, 2024 · Learn about marijuana use and its effects on the body and brain, including short-term impacts, long-term health risks, …