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Correlating cannabis use with the development of human cancers has been problematic due to difficulties in quantifying cannabis use, unmeasured confounders, and cannabinoids' potential as cancer treatment. [76]
Cannabis and cancer risk. The cannabis plant contains more than 100 cannabinoids, including THC and CBD, and hundreds of non-cannabinoid chemicals. Scientists are just beginning to understand the ...
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.
The median lethal dose of THC in humans is not fully known as there is conflicting evidence. A 1972 study gave up to 90 mg/kg of THC to dogs and monkeys without any lethal effects. Some rats died within 72 hours after a dose of up to 36 mg/kg. [18]
What’s not clear is whether the heart risks are from smoking marijuana or if it’s the THC in weed that could be harmful. About 1 in 5 people over the age of 12, an estimated 61.9 people in the ...
The 2018 U.S. Farm Bill defined hemp as any part of the plant Cannabis sativa with levels of THC at or below 0.3%. THC is the primary component of Cannabis sativa that has psychoactive effects ...
Because the law limited only Δ 9-THC levels, many other cannabinoids are generally considered legal to sell and are widely available in stores and online, including Δ 8-THC, Δ 10-THC, HHC, and THCP, [68] [69] but have not had the same in-depth research that the Δ 9 isomer has on the human body; carrying potential risks in the short- or long ...
Close up of a Cannabis plant. Cannabis (/ˈkænəbɪs/) is commonly known as marijuana or hemp and has two known strains: Cannabis sativa and Cannabis indica, both of which produce chemicals to deter herbivory. The chemical composition includes specialized terpenes and cannabinoids, mainly tetrahydrocannabinol (THC), and cannabidiol (CBD ...