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Somatic effects. Bloodshot eye. Some of the short-term physical effects of cannabis use include increased heart rate, dry mouth, reddening of the eyes (congestion of the conjunctival blood vessels ), a reduction in intra-ocular pressure, muscle relaxation, and a sensation of cold or hot hands and feet. [ 53]
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.
Cannabis use disorder ( CUD ), also known as cannabis addiction or marijuana addiction, is a psychiatric disorder defined in the fifth revision of the Diagnostic and Statistical Manual of Mental Disorders ( DSM-5) and ICD-10 as the continued use of cannabis despite clinically significant impairment. [ 2][ 3]
The January 2022 review looked at studies on over 43,000 people and found a negative impact of tetrahydrocannabinol or THC, the main psychoactive compound in cannabis, on the brain’s higher ...
A participant in a study on the effects of cannabis, shows the marijuana flowers he has grown in his backyard, in Longmont, Colorado, U.S., December 19, 2019.
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.
A 2020 study found that junk food sales increased between 3.2 and 4.5 percent in states that had legalized cannabis. [5] A 2022 study found that legalization had led to a 20% increase in use of cannabis in the US. [6] Pharmaceutical companies had lower returns. [7] Moreover, legalization leads to a decreased perception of cannabis use as "risky ...
Acute negative effects may include anxiety and panic, impaired attention and memory, an increased risk of psychotic symptoms, [d] the inability to think clearly, and an increased risk of accidents. [ 51 ] [ 52 ] [ 53 ] Cannabis impairs a person's driving ability, and THC was the illicit drug most frequently found in the blood of drivers who ...