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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, and 120 terpenes, [1] which allow its drug to have various psychological and physiological effects on the human body.
[74] Emperor Shen-Nung, who was also a pharmacologist, wrote a book on treatment methods in 2737 BCE that included the medical benefits of cannabis. He recommended the substance for many ailments, including constipation, gout, rheumatism, and absent-mindedness. [75] Cannabis is one of the 50 "fundamental" herbs in traditional Chinese medicine. [76]
[23] [24] It may be supplied as CBD oil containing only CBD as the active ingredient (excluding THC or terpenes), CBD-dominant hemp extract oil, capsules, dried cannabis, or prescription liquid solution. [4] [20] CBD does not have the same psychoactivity as THC, [25] [26] and can modulate the psychoactive effects of THC on the body if both are ...
Cannabis use has increased significantly around the world. Past research shows that regular cannabis use can increase a person’s risk for several health concerns, including risk factors for ...
Due to increasing public awareness of the medical benefits of cannabis, and in anticipation of forthcoming changes to federal policy, a number of states passed laws in the late 1970s and early 1980s addressing the medical use of cannabis. [13] New Mexico was the first to do so in 1978, and by the end of 1982 over thirty states had followed suit ...
Cannabis is the most widely used illicit drug in the Western world. [3] In the United States, 10-20% of those who begin the use of cannabis daily will later become dependent. [4] [5] Cannabis use can lead to addiction, which is defined as "when the person cannot stop using the drug even though it interferes with many aspects of his or her life."
In hydroponic growing, the nutrient solution is best at 5.2 to 5.8, making Cannabis well-suited to hydroponics because this pH range is hostile to most bacteria and fungi. [ citation needed ] Tissue culture multiplication has become important in producing medically important clones, [ 19 ] while seed production remains the generally preferred ...
The essential oil is manufactured from both low-THC ("fibre-type") and high-THC ("drug-type") varieties of hemp. As most of the phytocannabinoids are nearly insoluble in water, hemp essential oil contains only traces of cannabinoids. Even in "drug-type" hemp, the THC content of the essential oil does not exceed 0.08%. Most of the material is ...