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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.
Effects have included an increase in cannabis-related calls to the Oregon state poison center, [29] an increase in perception among youth that marijuana use is harmful, [29] a decrease in arrest rates for cannabis related offenses, [29] stores sold $250 million in cannabis products which resulted in $70 million in state tax revenue (higher than ...
Packaging for a marijuana cigarette sits on top of dried cannabis flowers on April 30, 2024 in San Anselmo, Calif. The U.S. Drug Enforcement Administration announced plans to reclassify marijuana ...
There are plenty of studies detailing the negative effects of marijuana as well. Only now, science is suggesting marijuana isn't all bad as might have been previously believed.
Cannabis users have shown decreased reactivity to dopamine, suggesting a possible link to a dampening of the reward system of the brain and an increase in negative emotion and addiction severity. [11] Cannabis users can develop tolerance to the effects of THC. Tolerance to the behavioral and psychological effects of THC has been demonstrated in ...
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.
Cannabis smoking (known colloquially as smoking weed or smoking pot) is the inhalation of smoke or vapor released by heating the flowers, leaves, or extracts of cannabis and releasing the main psychoactive chemical, Δ 9-tetrahydrocannabinol (THC), which is absorbed into the bloodstream via the lungs.