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More and more states are legalizing marijuana for medical and/or recreational use. High blood pressure is a major risk factor for heart attack and stroke. Stage 1 hypertension is defined as a ...
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.
The acute effects of cannabis use in humans include a dose-dependent increase in heart rate, typically accompanied by a mild increase in blood pressure while lying down and postural hypotension - a drop in blood pressure when standing up.
Cannabis smoking (known colloquially as smoking weed or smoking pot) is the inhalation of smoke or vapor released by heating the flowers, leaves, or extracts of cannabis and releasing the main psychoactive chemical, Δ 9-tetrahydrocannabinol (THC), which is absorbed into the bloodstream via the lungs.
Spotting cannabis oil or resin is thought to be particularly harmful to the lungs, as the smoke comes off the oil at such a high temperature. [10] One possible way of minimizing the risks of spotting marijuana is using cooler knives, leading to the tetrahydrocannabinol (THC) being vaporised rather than the entire plant matter being burnt. [11]
Marijuana users may have elevated levels of lead and cadmium in their blood and urine, a study shows. The heavy metals are linked to long-term health issues. Marijuana users found to have lead and ...
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.
Impairments in executive functioning are most consistently found in older populations, which may reflect heavier cannabis exposure, or developmental effects associated with adolescent cannabis use. [70] One review found three prospective cohort studies that examined the relationship between self-reported cannabis use and intelligence quotient ...