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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 (THC), 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.
D’Souza added that cannabis use can have serious impacts on the developing brain because of its effects on the endocannabinoid system, a complex signaling system in the brain that marijuana targets.
Marijuana's official designation as a Schedule 1 drug — something with "no accepted medical ... 11 key findings from one of the most comprehensive reports ever on the health effects of marijuana.
Legal cannabis (marijuana) product. Overconsumption and reliance could lead to cannabis-induced amotivational syndrome. The term amotivational syndrome was first devised to understand and explain the diminished drive and desire to work or compete among the population of youth who are frequent consumers of cannabis and has since been researched through various methodological studies with this ...
Marijuana has even been shown in some studies to boost creativity — at least to a degree. British researchers found marijuana increased the verbal fluency of participants who ordinarily tested ...
Tolerance to the behavioral and psychological effects of THC has been demonstrated in adolescent humans and animals. [12] [13] The mechanisms that create this tolerance to THC are thought to involve changes in cannabinoid receptor function. [12] One study has shown that between 2001–2002 and 2012–2013, the use of marijuana in the US doubled ...
Marijuana impacts young people's mental development, their ability to concentrate in school, and their motivation and initiative to reach goals. And marijuana affects people of all ages: Harvard University researchers report that the risk of a heart attack is five times higher than usual in the hour after smoking marijuana.