Cannabis (/ ˈkænəbɪs /) [2] is a genus of flowering plants in the family Cannabaceae that is widely accepted as being indigenous to and originating from the continent of Asia. [3][4][5] However, the number of species is disputed, with as many as three species being recognized: Cannabis sativa, C. indica, and C. ruderalis.

Jun 22, 2023 · Cannabis refers to a group of three plants with psychoactive properties, known as Cannabis sativa, Cannabis indica, and Cannabis ruderalis.

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 intoxicating—mind altering—effects.

Cannabis is mostly used recreationally or as a medicinal drug, although it may also be used for spiritual purposes. In 2013, between 128 and 232 million people used cannabis (2.7% to 4.9% of the global population between the ages of 15 and 65).

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 is...

Are marijuana and cannabis the same thing? What are cannabinoids? Can cannabis or cannabinoids treat health conditions? Are they safe? Find out more here.

Nov 5, 2023 · Cannabis: This term refers to all products derived from the Cannabis sativa plant. This includes its dried flowers, leaves, stems and seeds. The plant contains over 500 chemical substances. Cannabidiol (CBD) is one of these chemicals.

Feb 16, 2024 · Cannabis use may have a wide range of health effects on the body and brain. There are several risk factors and negative health outcomes associated with cannabis use.

Jan 21, 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 potency. Its active ingredient is tetrahydrocannabinol (THC). Learn more about the history, effects, and legality of marijuana.

Feb 22, 2024 · A variety of information sources are available to monitor the prevalence and trends of cannabis use in the United States. The resources below cover cannabis-related issues, including data around use, emergency department visits, substance use and misuse, policy measures, and other related tools.