
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, …
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 …
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 …
Cannabis | Definition, Species, & Marijuana | Britannica
Dec 16, 2025 · Cannabis, medicinal, recreational, and fiber plants belonging to the family Cannabaceae. The taxonomy of the genus is contentious. A canelike variety is used for the …
Marijuana - Mayo Clinic
Aug 15, 2025 · Find out why cannabis, also called weed or marijuana, is used and the possible risks.
Marijuana (Cannabis, Weed): What It Is, Side Effects & Risks
Marijuana is a mind-alerting substance that comes from the Cannabis sativa plant. It has several short-term and long-term effects, many of which scientists are still studying.
What Is Cannabis? Facts About Its Components, Effects, and Hazards
Jun 22, 2023 · Today, more and more people are using the term cannabis to refer to weed. Read on to learn what cannabis is, and find a quick overview of its uses, legality, side effects, and …
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 …
Cannabis - Uses, Side Effects, and More - WebMD
There are over 100 cannabinoids in cannabis, but THC and CBD are the most well-studied. Cannabinoids are found in the highest levels in the leaves and flowers of the plant. Cannabis …
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 …