
Cannabis - Wikipedia
Industrial hemp textile products are made from cannabis plants selected to produce an abundance of fibre. Cannabis also has a long history of being used for medicinal purposes, and as a recreational …
Marijuana | History, Effects, THC, & Legality | Britannica
Dec 25, 2025 · Marijuana, drug composed of the leaves and flowers of plants in the genus Cannabis. Marijuana is known by several other names, including pot, grass, and weed. It can vary widely in …
About Cannabis | Cannabis and Public Health | CDC
Feb 15, 2024 · Cannabis, which can also be called marijuana, weed, pot, or bud, refers to the dried flowers, leaves, stems, and seeds of the cannabis plant. The cannabis plant contains more than 100 …
Cannabis (Marijuana) | National Institute on Drug Abuse (NIDA)
Sep 24, 2024 · Cannabis refers to the dried leaves, flowers, stems, and seeds of the cannabis plant. The plant has many different chemical compounds, including tetrahydrocannabinol (THC), which has …
Marijuana - Mayo Clinic
Aug 15, 2025 · Find out why cannabis, also called weed or marijuana, is used and the possible risks.
Marijuana Legality by State 2025 | Where Is Weed Legal? | DISA
5 days ago · See where marijuana is legal in 2025. Interactive map shows state-by-state weed laws, medical and recreational use, and answers “can I smoke weed in…?”
Weedmaps: Learn, Find, and Order Weed
Find medical & recreational marijuana dispensaries, brands, deliveries, deals & doctors near you.
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 psychoactive effect.
Cannabis (drug) - Wikipedia
Tetrahydrocannabinol (THC) is the main psychoactive component of cannabis, which is one of the 483 known compounds in the plant, including at least 65 other cannabinoids, such as cannabidiol (CBD). …
Cannabis: Uses (Medical), Effects & Warnings - Drugs.com
Cannabis contains the chemical compound THC (delta-9 tetrahydrocannabinol), which is believed to be responsible for most of the characteristic psychoactive effects of cannabis that leads to the "high" …