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A study of more than 6 million Danes published in JAMA Psychiatry in May found that people who have cannabis use disorder (meaning, they’re unable to stop using marijuana) had a higher risk of ...
Substances typically targeted by preventive efforts include alcohol (including binge drinking, drunkenness and driving under the influence), tobacco (including cigarettes and various forms of smokeless tobacco), marijuana, inhalants (volatile solvents including among other things glue, gasoline, aerosols, ether, fumes from correction fluid and ...
Cannabis is the most widely used illicit drug in the Western world. [3] In the United States, 10-20% of those who begin the use of cannabis daily will later become dependent. [4] [5] Cannabis use can lead to addiction, which is defined as "when the person cannot stop using the drug even though it interferes with many aspects of his or her life."
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 ...
THC is the psychoactive component in cannabis, and its effects are dose-dependent. In the past, researchers have proposed a standardized unit of 5 mg of THC for all cannabis products.
I think we also do a poor job of talking about the effects of marijuana on driving.” ... cannabis will damage you genetically and cause you to be sterile,’ then people will stop believing it ...
It is presently classed in schedule I(C) along with its active constituents, the tetrahydrocannibinols and other psychotropic drugs. Some question has been raised whether the use of the plant itself produces "severe psychological or physical dependence" as required by a schedule I or even schedule II criterion. Since there is still a considerable void in our knowledge of the plant and the ...
Cannabis intoxication limits vary by state — anywhere from zero to 5 nanograms per milliliter of blood. But most clinical researchers say those numbers don’t correlate with impairment.