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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.
A growing body of research and numerous anecdotal reports link cannabis with several health benefits.
A dried cannabis flower. 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.
In the US, men are over twice as likely to use marijuana as women, and 18–29-year-olds are six times more likely to use as over-65-year-olds. [47] In 2015, a record 44% of the US population has tried marijuana in their lifetime, an increase from 38% in 2013 and 33% in 1985.
A growing body of research links marijuana use among some young adults to mental health issues such as schizophrenia, bipolar disorder and depression. ... men and women in Denmark over the course ...
A new study has shown a spike in marijuana use among seniors in the last decade — specifically elderly women and those who are married. Marijuana use spikes among women over 65, study say [Video ...
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.