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The short-term effects of cannabis are caused by many chemical compounds in the cannabis plant, including 113 [clarification needed] different cannabinoids, such as tetrahydrocannabinol, and 120 terpenes, [1] which allow its drug to have various psychological and physiological effects on the human body.
Over time, the marijuana gateway hypothesis has been studied more and more. In one published study, the use of marijuana was shown not a reliable gateway cause of illicit drug use. [67] However, social factors and environment influence drug use and abuse, making the gateway effects of cannabis different for those in differing social circumstances.
Short-term use increases both minor and major adverse effects. [116] Common side effects include dizziness, feeling tired, vomiting, and hallucinations. [116] Long-term effects of cannabis are not clear. [120] Concerns including memory and cognition problems, risk of addiction, schizophrenia in young people, and the risk of children taking it ...
A participant in a study on the effects of cannabis, shows the marijuana flowers he has grown in his backyard, in Longmont, Colorado, U.S., December 19, 2019. ... weed use. Vaping-related lung ...
Cannabis use disorder is diagnosed when a person has two or more of such symptoms as craving weed, becoming tolerant to its effects, using more than intended, using marijuana even though it causes ...
A February 2023 study found that using marijuana every day can raise a person’s risk of coronary artery disease by one-third compared with those who never partake. Coronary artery disease is ...
The time to onset of effects depends strongly on stomach content, but is usually 1 to 2 hours, and may continue for a considerable length of time, whereas the effects of smoking or vaporizing cannabis are almost immediate, lasting a shorter length of time. [10] All of the active constituents enter the body when cannabis is consumed orally.
Despite these shifts in reported use and policy, experts remain largely in the dark about the effects of occasional marijuana use, a result of contested federal restrictions on research. A larger ...