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Marihuana prensada ('pressed marijuana') is a cannabis-derived product widespread among the lower classes of South America, [185] especially from the 90s. Locally it is known as "paraguayo" or "paragua", since its main producer is Paraguay. [186] Marijuana is dried and mixed with binding agents that make it toxic and highly harmful to health. [187]
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.
Recent studies have shown Nymphaea caerulea to have psychedelic properties, and may have been used as a sacrament in ancient Egypt and certain ancient South American cultures. Dosages of 5 to 10 grams of the flowers induces slight stimulation, a shift in thought processes, enhanced visual perception, and mild closed-eye visuals. [ 141 ]
With medical marijuana legal in states like California, Colorado, Illinois and a growing list, adoption of the drug is becoming more and more commonplace—as is consumption. We consulted doctors ...
Many people try marijuana, and some develop an addiction leading to their lives — and the lives of others — being turned upside down, Dr. Mark Hurst writes. 'Marijuana is, in fact, a problem.'
In addition, researchers say there are many other potential ways marijuana might affect health that they want to understand better. SEE MORE: Marijuana use linked to schizophrenia, no cancer threat
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.
[3] 11-Hydroxy-THC appears to have a similar terminal half-life to that of THC, for instance 12 to 36 hours relative to 25 to 36 hours in one study. [3] The elimination half-life of THC is longer in heavy users. [22] This may be due to slow redistribution from deep compartments such as fatty tissues, where THC accumulates with regular use. [22]