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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.
Growing evidence suggests marijuana may be linked to certain heart problems. What's not clear is whether the heart risks are from smoking or if it’s the THC in weed that could be harmful.
Any use of marijuana could raise the risk of heart attack and stroke, even in people who don’t use cigarettes or don’t have existing heart disease, a new study finds.
Older marijuana users are at a high risk of heart attack and stroke, while older daily users are 34% more likely to develop heart failure, according to new studies.
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.
That marijuana is associated with heart problems is a very urgent message for Americans to be aware of, said Wu, as 1 in 5 people over the age of 12 now report having used marijuana in the last ...
The book's chapters thus address issues of marijuana's real or putative effects on sex hormones and reproduction, lungs, the immune system, the brain, memory, cognition and motivation; the gateway theory and addiction; crime, deviance and punishment, and so on -- in other words, virtually all the concerns that have been raised for decades in ...